{"id":80198,"date":"2024-10-21T13:08:52","date_gmt":"2024-10-21T06:08:52","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=80198"},"modified":"2024-10-21T13:08:52","modified_gmt":"2024-10-21T06:08:52","slug":"react-native-webview-la-gi","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/","title":{"rendered":"React Native Webview: \u0110\u1ecbnh ngh\u0129a, C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 Best practice"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Vi_sao_nen_su_dung_React_Native_Webview_trong_ung_dung_di_dong\" >V\u00ec sao n\u00ean s\u1eed d\u1ee5ng React Native Webview trong \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Cai_dat_va_cau_hinh_React_Native_Webview\" >C\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh React Native Webview<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Cach_su_dung_co_ban_Webview_trong_React_Native\" >C\u00e1ch s\u1eed d\u1ee5ng c\u01a1 b\u1ea3n Webview trong React Native<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Cac_tinh_nang_nang_cao\" >C\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Debug_va_xu_ly_su_co_React_Native_Webview\" >Debug v\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1 React Native Webview<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Cac_%E2%80%9Cmeo%E2%80%9D_lam_viec_voi_react-native-webview_hieu_qua\" >C\u00e1c \u201cm\u1eb9o&#8221; l\u00e0m vi\u1ec7c v\u1edbi react-native-webview hi\u1ec7u qu\u1ea3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/#Tong_ket_React_Native_Webview\" >T\u1ed5ng k\u1ebft React Native Webview<\/a><\/li><\/ul><\/nav><\/div>\n<p><em><strong>React Native WebView gi\u00fap b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a n\u1ed9i dung t\u1eeb c\u00e1c trang web ho\u1eb7c t\u00edch h\u1ee3p c\u00e1c \u1ee9ng d\u1ee5ng web tr\u1ef1c ti\u1ebfp v\u00e0o \u1ee9ng d\u1ee5ng React Native m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i chuy\u1ec3n \u0111\u1ed5i ho\u00e0n to\u00e0n m\u00e3 ngu\u1ed3n sang React Native. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 React Native WebView, c\u00e1ch c\u00e0i \u0111\u1eb7t, c\u1ea5u h\u00ecnh, v\u00e0 m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1eb1m t\u1eadn d\u1ee5ng t\u1ed1i \u0111a ti\u1ec1m n\u0103ng c\u1ee7a c\u00f4ng c\u1ee5 n\u00e0y trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng.<\/strong><\/em><\/p>\n<p>\u0110\u1ecdc b\u00e0i vi\u1ebft sau \u0111\u1ec3 hi\u1ec3u r\u00f5:<\/p>\n<ul>\n<li>React Native Webview l\u00e0 g\u00ec v\u00e0 v\u00ec sao n\u00ean s\u1eed d\u1ee5ng?<\/li>\n<li>C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh React Native Webview<\/li>\n<li>Best practice khi \u00e1p d\u1ee5ng React Native Webview trong \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Vi_sao_nen_su_dung_React_Native_Webview_trong_ung_dung_di_dong\"><\/span><strong>V\u00ec sao n\u00ean s\u1eed d\u1ee5ng React Native Webview trong \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>react-native-webview<\/strong><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n trong React Native cho ph\u00e9p nh\u00fang m\u1ed9t trang web ho\u1eb7c n\u1ed9i dung web trong \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng d\u01b0\u1edbi d\u1ea1ng m\u1ed9t th\u00e0nh ph\u1ea7n WebView. N\u00f3 h\u1ed7 tr\u1ee3 hi\u1ec3n th\u1ecb c\u00e1c trang web, t\u01b0\u01a1ng t\u00e1c v\u1edbi JavaScript b\u00ean trong web, v\u00e0 x\u1eed l\u00fd c\u00e1c s\u1ef1 ki\u1ec7n nh\u01b0 \u0111i\u1ec1u h\u01b0\u1edbng, t\u1ea3i trang, v\u00e0 l\u1ed7i.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">WebView \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng s\u1eed d\u1ee5ng React Native v\u00ec n\u00f3 cho ph\u00e9p t\u00edch h\u1ee3p n\u1ed9i dung web tr\u1ef1c ti\u1ebfp v\u00e0o \u1ee9ng d\u1ee5ng m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i vi\u1ebft l\u1ea1i to\u00e0n b\u1ed9 m\u00e3 ngu\u1ed3n. \u0110i\u1ec1u n\u00e0y mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch \u0111\u00e1ng k\u1ec3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00e1i s\u1eed d\u1ee5ng m\u00e3 ngu\u1ed3n<\/b><span style=\"font-weight: 400;\">: V\u1edbi WebView, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng c\u00e1c trang web ho\u1eb7c \u1ee9ng d\u1ee5ng web \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n tr\u01b0\u1edbc \u0111\u00f3, ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>C\u1eadp nh\u1eadt nhanh ch\u00f3ng<\/b><span style=\"font-weight: 400;\">: Vi\u1ec7c t\u00edch h\u1ee3p WebView gi\u00fap d\u1ec5 d\u00e0ng thay \u0111\u1ed5i v\u00e0 c\u1eadp nh\u1eadt n\u1ed9i dung web m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i ph\u00e1t h\u00e0nh l\u1ea1i \u1ee9ng d\u1ee5ng. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ed1i v\u1edbi nh\u1eefng \u1ee9ng d\u1ee5ng c\u00f3 n\u1ed9i dung thay \u0111\u1ed5i th\u01b0\u1eddng xuy\u00ean.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t<\/b><span style=\"font-weight: 400;\">: WebView gi\u00fap gi\u1ea3m t\u1ea3i kh\u1ed1i l\u01b0\u1ee3ng m\u00e3 React Native ph\u1ea3i x\u1eed l\u00fd, khi m\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ea1y d\u01b0\u1edbi d\u1ea1ng \u1ee9ng d\u1ee5ng web \u0111\u1ed9c l\u1eadp.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Gi\u1ea3i ph\u00e1p \u0111a n\u1ec1n t\u1ea3ng<\/b><span style=\"font-weight: 400;\">: Khi s\u1eed d\u1ee5ng WebView, b\u1ea1n c\u00f3 th\u1ec3 tri\u1ec3n khai \u1ee9ng d\u1ee5ng tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau v\u1edbi \u00edt thay \u0111\u1ed5i, mang l\u1ea1i tr\u1ea3i nghi\u1ec7m nh\u1ea5t qu\u00e1n tr\u00ean c\u1ea3 iOS l\u1eabn Android.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi h\u1ec7 sinh th\u00e1i web<\/b><span style=\"font-weight: 400;\">: WebView t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i \u0111\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 c\u00f4ng c\u1ee5 t\u1eeb h\u1ec7 sinh th\u00e1i web nh\u01b0 JavaScript, CSS, v\u00e0 HTML, gi\u00fap m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Nh\u1edd nh\u1eefng l\u1ee3i \u00edch tr\u00ean, WebView tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 quan tr\u1ecdng trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh ph\u00e1t tri\u1ec3n v\u00e0 qu\u1ea3n l\u00fd \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng s\u1eed d\u1ee5ng React Native.<\/span><\/p>\n<blockquote><p><em>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/itviec.com\/blog\/tong-quan-react-native-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>React Native: Chi ti\u1ebft React Native l\u00e0 g\u00ec v\u00e0 C\u00e1ch s\u1eed d\u1ee5ng A-Z<\/strong><\/a><\/em><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Cai_dat_va_cau_hinh_React_Native_Webview\"><\/span><strong>C\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh React Native Webview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><strong>C\u00e0i \u0111\u1eb7t th\u01b0 vi\u1ec7n WebView: react-native-webview<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">React Native WebView kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p m\u1eb7c \u0111\u1ecbnh trong React Native k\u1ec3 t\u1eeb phi\u00ean b\u1ea3n 0.60 tr\u1edf \u0111i, v\u00ec v\u1eady \u0111\u1ec3 s\u1eed d\u1ee5ng WebView, b\u1ea1n c\u1ea7n ph\u1ea3i c\u00e0i \u0111\u1eb7t th\u01b0 vi\u1ec7n <\/span><span style=\"font-weight: 400;\">react-native-webview<\/span><span style=\"font-weight: 400;\">. \u0110\u00e2y l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n m\u1ea1nh m\u1ebd gi\u00fap hi\u1ec3n th\u1ecb n\u1ed9i dung web tr\u1ef1c ti\u1ebfp trong \u1ee9ng d\u1ee5ng React Native.<\/span><\/p>\n<h3><strong>H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t v\u1edbi npm ho\u1eb7c yarn<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 c\u00e0i \u0111\u1eb7t <\/span><span style=\"font-weight: 400;\">react-native-webview<\/span><span style=\"font-weight: 400;\">, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t trong hai c\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd g\u00f3i ph\u1ed5 bi\u1ebfn l\u00e0 <\/span><span style=\"font-weight: 400;\">npm<\/span><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><span style=\"font-weight: 400;\">yarn<\/span><span style=\"font-weight: 400;\">. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch c\u00e0i \u0111\u1eb7t qua c\u1ea3 hai c\u00f4ng c\u1ee5:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>V\u1edbi npm<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">npm install react-native-webview<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>V\u1edbi yarn<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">yarn add react-native-webview<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Sau khi c\u00e0i \u0111\u1eb7t, n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng React Native phi\u00ean b\u1ea3n 0.60 ho\u1eb7c m\u1edbi h\u01a1n, th\u01b0 vi\u1ec7n s\u1ebd t\u1ef1 \u0111\u1ed9ng li\u00ean k\u1ebft (link) th\u00f4ng qua t\u00ednh n\u0103ng <\/span><b>autolinking<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><strong>C\u1ea5u h\u00ecnh c\u01a1 b\u1ea3n cho Android v\u00e0 iOS<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Sau khi c\u00e0i \u0111\u1eb7t th\u00e0nh c\u00f4ng <\/span><span style=\"font-weight: 400;\">react-native-webview<\/span><span style=\"font-weight: 400;\">, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 c\u1ea5u h\u00ecnh c\u01a1 b\u1ea3n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ee9ng d\u1ee5ng ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru tr\u00ean c\u1ea3 Android v\u00e0 iOS.<\/span><\/p>\n<h4><b>C\u1ea5u h\u00ecnh cho Android<\/b><\/h4>\n<p><b>B\u01b0\u1edbc 1: C\u1ea5u h\u00ecnh Proguard<\/b><\/p>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n b\u1eadt t\u00ednh n\u0103ng <\/span><b>Proguard<\/b><span style=\"font-weight: 400;\"> trong \u1ee9ng d\u1ee5ng Android c\u1ee7a m\u00ecnh \u0111\u1ec3 gi\u1ea3m dung l\u01b0\u1ee3ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a m\u00e3, b\u1ea1n c\u1ea7n th\u00eam d\u00f2ng d\u01b0\u1edbi \u0111\u00e2y v\u00e0o file c\u1ea5u h\u00ecnh <\/span><span style=\"font-weight: 400;\">proguard-rules.pro<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 ng\u0103n Proguard t\u1ed1i \u01b0u h\u00f3a c\u00e1c l\u1edbp WebView:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">-keepclassmembers class * extends android.webkit.WebViewClient {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0public void *(android.webkit.WebView, java.lang.String, android.graphics.Bitmap);<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0public void *(android.webkit.WebView, java.lang.String);<\/span>\r\n<span style=\"font-weight: 400;\">}\r\n<\/span>\r\n<span style=\"font-weight: 400;\">-keepclassmembers class * extends android.webkit.WebChromeClient {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0public void *(android.webkit.WebView, java.lang.String);<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><b>B\u01b0\u1edbc 2: Th\u00eam quy\u1ec1n truy c\u1eadp Internet<\/b><\/p>\n<p><span style=\"font-weight: 400;\">WebView c\u1ea7n quy\u1ec1n truy c\u1eadp Internet \u0111\u1ec3 t\u1ea3i n\u1ed9i dung t\u1eeb c\u00e1c trang web. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u n\u00e0y, b\u1ea1n ph\u1ea3i th\u00eam quy\u1ec1n <\/span><span style=\"font-weight: 400;\">INTERNET<\/span><span style=\"font-weight: 400;\"> v\u00e0o file <\/span><span style=\"font-weight: 400;\">AndroidManifest.xml<\/span><span style=\"font-weight: 400;\"> nh\u01b0 sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;uses-permission android:name=\"android.permission.INTERNET\"\/&gt;<\/span><\/pre>\n<h4><b>C\u1ea5u h\u00ecnh cho iOS<\/b><\/h4>\n<p><b>Th\u00eam NSAppTransportSecurity v\u00e0 NSAllowsArbitraryLoads<\/b><\/p>\n<p><span style=\"font-weight: 400;\">iOS y\u00eau c\u1ea7u c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt khi t\u1ea3i n\u1ed9i dung t\u1eeb internet. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o WebView c\u00f3 th\u1ec3 t\u1ea3i c\u00e1c n\u1ed9i dung kh\u00f4ng b\u1ea3o m\u1eadt (HTTP), b\u1ea1n c\u1ea7n ch\u1ec9nh s\u1eeda file <\/span><span style=\"font-weight: 400;\">Info.plist<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 cho ph\u00e9p t\u1ea3i n\u1ed9i dung kh\u00f4ng b\u1ea3o m\u1eadt. C\u1ee5 th\u1ec3, th\u00eam \u0111o\u1ea1n m\u00e3 sau v\u00e0o file <\/span><span style=\"font-weight: 400;\">Info.plist<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;key&gt;NSAppTransportSecurity&lt;\/key&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;dict&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;key&gt;NSAllowsArbitraryLoads&lt;\/key&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;true\/&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;\/dict&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Vi\u1ec7c th\u00eam c\u1ea5u h\u00ecnh n\u00e0y cho ph\u00e9p WebView trong \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n t\u1ea3i n\u1ed9i dung t\u1eeb c\u00e1c URL kh\u00f4ng s\u1eed d\u1ee5ng HTTPS. Tuy nhi\u00ean, b\u1ea1n ch\u1ec9 n\u00ean s\u1eed d\u1ee5ng c\u1ea5u h\u00ecnh n\u00e0y khi c\u1ea7n thi\u1ebft, v\u00e0 h\u00e3y c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng v\u1ec1 c\u00e1c v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach_su_dung_co_ban_Webview_trong_React_Native\"><\/span><strong>C\u00e1ch s\u1eed d\u1ee5ng c\u01a1 b\u1ea3n Webview trong React Native<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng WebView \u0111\u1ec3 t\u1ea3i m\u1ed9t trang web, hi\u1ec3n th\u1ecb n\u1ed9i dung HTML t\u0129nh, ho\u1eb7c th\u1eadm ch\u00ed x\u1eed l\u00fd c\u00e1c s\u1ef1 ki\u1ec7n t\u1eeb n\u1ed9i dung trang web \u0111\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng WebView c\u00f9ng c\u00e1c props v\u00e0 s\u1ef1 ki\u1ec7n c\u01a1 b\u1ea3n.<\/span><\/p>\n<h3><b>V\u00ed d\u1ee5 c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng WebView \u0111\u1ec3 hi\u1ec3n th\u1ecb trang web<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc ti\u00ean, sau khi \u0111\u00e3 c\u00e0i \u0111\u1eb7t <\/span><span style=\"font-weight: 400;\">react-native-webview<\/span><span style=\"font-weight: 400;\">, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u v\u1edbi m\u1ed9t v\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng WebView \u0111\u1ec3 hi\u1ec3n th\u1ecb m\u1ed9t trang web. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 v\u00ed d\u1ee5 v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng WebView \u0111\u1ec3 hi\u1ec3n th\u1ecb trang web:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">import React from 'react';<\/span>\r\n<span style=\"font-weight: 400;\">import { StyleSheet, View } from 'react-native';<\/span>\r\n<span style=\"font-weight: 400;\">import { WebView } from 'react-native-webview';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">const MyWebView = () =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0return (<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;View style={styles.container}&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0source={{ uri: 'https:\/\/www.example.com' }} \/\/ T\u1ea3i trang web t\u1eeb URL<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0style={{ flex: 1 }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0onLoadStart={() =&gt; console.log('B\u1eaft \u0111\u1ea7u t\u1ea3i trang')}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0onLoad={() =&gt; console.log('T\u1ea3i trang th\u00e0nh c\u00f4ng')}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0onError={() =&gt; console.log('L\u1ed7i khi t\u1ea3i trang')}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\/&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;\/View&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0);<\/span>\r\n<span style=\"font-weight: 400;\">};<\/span>\r\n\r\n<span style=\"font-weight: 400;\">const styles = StyleSheet.create({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0container: {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0flex: 1,<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0},<\/span>\r\n<span style=\"font-weight: 400;\">});<\/span>\r\n\r\n<span style=\"font-weight: 400;\">export default MyWebView;<\/span><\/pre>\n<h3><b> Gi\u1ea3i th\u00edch c\u00e1c props c\u01a1 b\u1ea3n<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong WebView, c\u00f3 nhi\u1ec1u <\/span><span style=\"font-weight: 400;\">props<\/span><span style=\"font-weight: 400;\"> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u00e1ch WebView ho\u1ea1t \u0111\u1ed9ng. M\u1ed9t s\u1ed1 <\/span><span style=\"font-weight: 400;\">props<\/span><span style=\"font-weight: 400;\"> quan tr\u1ecdng bao g\u1ed3m:<\/span><\/p>\n<h4><b>source<\/b><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 <\/span><span style=\"font-weight: 400;\">prop<\/span><span style=\"font-weight: 400;\"> ch\u00ednh d\u00f9ng \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh n\u1ed9i dung \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb b\u00ean trong WebView.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">N\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t URL ho\u1eb7c n\u1ed9i dung HTML.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView source={{ uri: 'https:\/\/www.example.com' }} \/&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e3 HTML t\u0129nh:<\/span><\/p>\n<h4><b>url<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Thu\u1ed9c t\u00ednh <\/span><span style=\"font-weight: 400;\">url<\/span><span style=\"font-weight: 400;\"> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong <\/span><span style=\"font-weight: 400;\">source<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh \u0111\u1ecba ch\u1ec9 trang web c\u1ea7n t\u1ea3i.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView source={{ url: 'https:\/\/www.example.com' }} \/&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">L\u01b0u \u00fd: <\/span><span style=\"font-weight: 400;\">url<\/span><span style=\"font-weight: 400;\"> l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a <\/span><span style=\"font-weight: 400;\">source<\/span><span style=\"font-weight: 400;\">, b\u1ea1n kh\u00f4ng s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">url<\/span><span style=\"font-weight: 400;\"> nh\u01b0 m\u1ed9t <\/span><span style=\"font-weight: 400;\">prop<\/span><span style=\"font-weight: 400;\"> \u0111\u1ed9c l\u1eadp.<\/span><\/p>\n<h4><b>html<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">html<\/span><span style=\"font-weight: 400;\"> c\u0169ng l\u00e0 m\u1ed9t thu\u1ed9c t\u00ednh c\u1ee7a <\/span><span style=\"font-weight: 400;\">source<\/span><span style=\"font-weight: 400;\">, cho ph\u00e9p b\u1ea1n hi\u1ec3n th\u1ecb n\u1ed9i dung HTML tr\u1ef1c ti\u1ebfp trong WebView m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea3i trang t\u1eeb m\u1ed9t URL c\u1ee5 th\u1ec3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView source={{ html: '&lt;h1&gt;Hello, world!&lt;\/h1&gt;' }} \/&gt;<\/span><\/pre>\n<h3><b> C\u00e1c s\u1ef1 ki\u1ec7n v\u00e0 h\u00e0m callback (onLoad, onError, onLoadStart, onLoadEnd)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">C\u00e1c s\u1ef1 ki\u1ec7n n\u00e0y cho ph\u00e9p b\u1ea1n qu\u1ea3n l\u00fd vi\u1ec7c hi\u1ec3n th\u1ecb v\u00e0 x\u1eed l\u00fd c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00e1c nhau khi n\u1ed9i dung trong WebView \u0111ang t\u1ea3i.<\/span><\/p>\n<h4><b>onLoadStart<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">G\u1ecdi khi qu\u00e1 tr\u00ecnh t\u1ea3i trang b\u1eaft \u0111\u1ea7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onLoadStart={() =&gt; console.log('B\u1eaft \u0111\u1ea7u t\u1ea3i trang')}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>onLoad<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c g\u1ecdi khi n\u1ed9i dung c\u1ee7a WebView \u0111\u01b0\u1ee3c t\u1ea3i th\u00e0nh c\u00f4ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onLoad={() =&gt; console.log('T\u1ea3i trang th\u00e0nh c\u00f4ng')}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>onError<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c g\u1ecdi khi c\u00f3 l\u1ed7i x\u1ea3y ra trong qu\u00e1 tr\u00ecnh t\u1ea3i n\u1ed9i dung.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.invalid-url.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onError={() =&gt; console.log('L\u1ed7i khi t\u1ea3i trang')}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>onLoadEnd<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c g\u1ecdi khi qu\u00e1 tr\u00ecnh t\u1ea3i k\u1ebft th\u00fac, b\u1ea5t k\u1ec3 th\u00e0nh c\u00f4ng hay th\u1ea5t b\u1ea1i.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onLoadEnd={() =&gt; console.log('Qu\u00e1 tr\u00ecnh t\u1ea3i \u0111\u00e3 ho\u00e0n t\u1ea5t')}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h3><b>X\u1eed l\u00fd s\u1ef1 ki\u1ec7n v\u1edbi WebView<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">WebView h\u1ed7 tr\u1ee3 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c s\u1ef1 ki\u1ec7n trong qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c v\u1edbi trang web. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n m\u1ed9t h\u00e0nh \u0111\u1ed9ng d\u1ef1a tr\u00ean c\u00e1c thay \u0111\u1ed5i ho\u1eb7c k\u1ebft qu\u1ea3 t\u1ea3i trang.<\/span><\/p>\n<h4><b>X\u1eed l\u00fd s\u1ef1 ki\u1ec7n t\u1eeb n\u1ed9i dung HTML<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <\/span><b>JavaScript<\/b><span style=\"font-weight: 400;\"> trong WebView \u0111\u1ec3 g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u t\u1eeb n\u1ed9i dung web. S\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">injectJavaScript<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 g\u1eedi l\u1ec7nh JavaScript v\u00e0o trang web t\u1eeb \u1ee9ng d\u1ee5ng React Native.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0injectedJavaScript={`document.body.style.backgroundColor = 'red';`}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onMessage={(event) =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0console.log('D\u1eef li\u1ec7u t\u1eeb trang web:', event.nativeEvent.data);<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>S\u1eed d\u1ee5ng <\/b><b>onMessage<\/b><b> \u0111\u1ec3 nh\u1eadn th\u00f4ng tin t\u1eeb WebView<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Prop <\/span><span style=\"font-weight: 400;\">onMessage<\/span><span style=\"font-weight: 400;\"> cho ph\u00e9p b\u1ea1n nh\u1eadn th\u00f4ng tin t\u1eeb trang web th\u00f4ng qua th\u00f4ng \u0111i\u1ec7p JavaScript. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">window.ReactNativeWebView.postMessage()<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 g\u1eedi d\u1eef li\u1ec7u t\u1eeb n\u1ed9i dung trang web v\u00e0o \u1ee9ng d\u1ee5ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onMessage={(event) =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0const message = event.nativeEvent.data;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0console.log('Nh\u1eadn th\u00f4ng \u0111i\u1ec7p t\u1eeb WebView:', message);<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong n\u1ed9i dung trang web:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">window.ReactNativeWebView.postMessage('Xin ch\u00e0o t\u1eeb WebView!');<\/span><\/pre>\n<p><b>T\u00f3m l\u1ea1i:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">WebView l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 t\u00edch h\u1ee3p n\u1ed9i dung web v\u00e0o \u1ee9ng d\u1ee5ng React Native. B\u1eb1ng c\u00e1ch hi\u1ec3u v\u00e0 s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1c <\/span><span style=\"font-weight: 400;\">props<\/span><span style=\"font-weight: 400;\"> v\u00e0 s\u1ef1 ki\u1ec7n, b\u1ea1n c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng t\u1ed1i \u0111a ti\u1ec1m n\u0103ng c\u1ee7a WebView trong vi\u1ec7c hi\u1ec3n th\u1ecb v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi n\u1ed9i dung t\u1eeb web.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_tinh_nang_nang_cao\"><\/span><strong>C\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">WebView trong React Native kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 hi\u1ec3n th\u1ecb n\u1ed9i dung web, m\u00e0 c\u00f2n cung c\u1ea5p nhi\u1ec1u t\u00ednh n\u0103ng n\u00e2ng cao \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c gi\u1eefa trang web v\u00e0 \u1ee9ng d\u1ee5ng, \u0111i\u1ec1u khi\u1ec3n WebView, v\u00e0 qu\u1ea3n l\u00fd c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 nh\u1eefng t\u00ednh n\u0103ng n\u00e0y.<\/span><\/p>\n<h3><strong>T\u01b0\u01a1ng t\u00e1c gi\u1eefa WebView v\u00e0 \u1ee9ng d\u1ee5ng React Native<\/strong><\/h3>\n<h4><b>G\u1eedi d\u1eef li\u1ec7u t\u1eeb WebView v\u1ec1 React Native (s\u1eed d\u1ee5ng <\/b><b>onMessage<\/b><b>)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">WebView cho ph\u00e9p g\u1eedi d\u1eef li\u1ec7u t\u1eeb n\u1ed9i dung trang web v\u1ec1 \u1ee9ng d\u1ee5ng React Native th\u00f4ng qua s\u1ef1 ki\u1ec7n <\/span><span style=\"font-weight: 400;\">onMessage<\/span><span style=\"font-weight: 400;\">. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c <\/span><span style=\"font-weight: 400;\">window.ReactNativeWebView.postMessage()<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 g\u1eedi d\u1eef li\u1ec7u t\u1eeb trang web \u0111\u1ebfn \u1ee9ng d\u1ee5ng.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><span style=\"font-weight: 400;\"> Trong React Native, s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">onMessage<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 nh\u1eadn th\u00f4ng \u0111i\u1ec7p t\u1eeb WebView:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onMessage={(event) =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0const message = event.nativeEvent.data;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0console.log('Nh\u1eadn th\u00f4ng \u0111i\u1ec7p t\u1eeb WebView:', message);<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong trang web \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong WebView, s\u1eed d\u1ee5ng JavaScript \u0111\u1ec3 g\u1eedi th\u00f4ng \u0111i\u1ec7p:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">window.ReactNativeWebView.postMessage('D\u1eef li\u1ec7u g\u1eedi t\u1eeb WebView');<\/span><\/pre>\n<h4><b>G\u1eedi d\u1eef li\u1ec7u t\u1eeb React Native v\u00e0o WebView (s\u1eed d\u1ee5ng <\/b><b>injectJavaScript<\/b><b>)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 g\u1eedi l\u1ec7nh JavaScript t\u1eeb \u1ee9ng d\u1ee5ng React Native \u0111\u1ec3 thay \u0111\u1ed5i ho\u1eb7c t\u01b0\u01a1ng t\u00e1c v\u1edbi n\u1ed9i dung b\u00ean trong WebView b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">injectJavaScript<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0injectedJavaScript={`document.body.style.backgroundColor = 'lightblue';`}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">\u1ede \u0111\u00e2y, ch\u00fang ta thay \u0111\u1ed5i m\u00e0u n\u1ec1n c\u1ee7a trang web th\u00e0nh <\/span><span style=\"font-weight: 400;\">lightblue<\/span><span style=\"font-weight: 400;\"> b\u1eb1ng c\u00e1ch g\u1eedi l\u1ec7nh JavaScript t\u1eeb \u1ee9ng d\u1ee5ng React Native.<\/span><\/p>\n<h3><strong>\u0110i\u1ec1u khi\u1ec3n WebView<\/strong><\/h3>\n<h4><b>Thao t\u00e1c \u0111i\u1ec1u h\u01b0\u1edbng: \u0110i l\u00f9i, ti\u1ebfn trong l\u1ecbch s\u1eed tr\u00ecnh duy\u1ec7t<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">WebView cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng th\u1ee9c nh\u01b0 <\/span><span style=\"font-weight: 400;\">goBack<\/span><span style=\"font-weight: 400;\"> v\u00e0 <\/span><span style=\"font-weight: 400;\">goForward<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n l\u1ecbch s\u1eed duy\u1ec7t web c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><span style=\"font-weight: 400;\"> B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ref \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n WebView:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">import React, { useRef } from 'react';<\/span>\r\n<span style=\"font-weight: 400;\">import { Button, View } from 'react-native';<\/span>\r\n<span style=\"font-weight: 400;\">import { WebView } from 'react-native-webview';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">const MyWebView = () =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\">\u00a0\u00a0const webViewRef = useRef(null);<\/span>\r\n\r\n<span style=\"font-weight: 400;\"> \u00a0return (<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;View style={{ flex: 1 }}&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ref={webViewRef}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0style={{ flex: 1 }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\/&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0&lt;Button title=\"Quay l\u1ea1i\" onPress={() =&gt; webViewRef.current.goBack()} \/&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0&lt;Button title=\"Ti\u1ebfn\" onPress={() =&gt; webViewRef.current.goForward()} \/&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;\/View&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0);<\/span>\r\n<span style=\"font-weight: 400;\">};<\/span>\r\n\r\n<span style=\"font-weight: 400;\">export default MyWebView;<\/span><\/pre>\n<h4><b>L\u00e0m m\u1edbi WebView (refresh)<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 l\u00e0m m\u1edbi n\u1ed9i dung trong WebView b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">reload()<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p>V\u00ed d\u1ee5:<\/p>\n<pre><span style=\"font-weight: 400;\">&lt;Button title=\"L\u00e0m m\u1edbi\" onPress={() =&gt; webViewRef.current.reload()} \/&gt;<\/span><\/pre>\n<h3><strong>B\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n truy c\u1eadp<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">Khi s\u1eed d\u1ee5ng WebView \u0111\u1ec3 t\u1ea3i n\u1ed9i dung web, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1eeb c\u00e1c ngu\u1ed3n b\u00ean ngo\u00e0i, b\u1ea1n c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt v\u00e0 c\u00e1ch \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c y\u00eau c\u1ea7u quy\u1ec1n truy c\u1eadp nh\u01b0 camera ho\u1eb7c microphone.<\/span><\/p>\n<h4><b>Thi\u1ebft l\u1eadp c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt cho WebView<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">C\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi c\u00e1c trang web kh\u00f4ng an to\u00e0n. M\u1ed9t s\u1ed1 thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>SSL\/TLS<\/b><span style=\"font-weight: 400;\">: \u0110\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c n\u1ed9i dung \u0111\u01b0\u1ee3c t\u1ea3i qua giao th\u1ee9c HTTPS.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>JavaScript<\/b><span style=\"font-weight: 400;\">: B\u1ea1n c\u00f3 th\u1ec3 t\u1eaft JavaScript trong WebView n\u1ebfu kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt. \u0110\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y, h\u00e3y s\u1eed d\u1ee5ng prop <\/span><span style=\"font-weight: 400;\">javaScriptEnabled<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<p>V\u00ed d\u1ee5:<\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0javaScriptEnabled={false}\u00a0 \/\/ T\u1eaft JavaScript \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<ul>\n<li><b>originWhitelist<\/b><span style=\"font-weight: 400;\">: Cho ph\u00e9p ch\u1ec9 m\u1ed9t s\u1ed1 domain nh\u1ea5t \u0111\u1ecbnh t\u1ea3i n\u1ed9i dung trong WebView.<\/span><\/li>\n<\/ul>\n<p>V\u00ed d\u1ee5:<\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0originWhitelist={['https:\/\/www.example.com']}\u00a0 \/\/ Ch\u1ec9 cho ph\u00e9p t\u1ea3i t\u1eeb domain c\u1ee5 th\u1ec3<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h3><strong>X\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u quy\u1ec1n truy c\u1eadp camera, microphone<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">N\u1ebfu trang web trong WebView y\u00eau c\u1ea7u quy\u1ec1n truy c\u1eadp v\u00e0o c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 camera ho\u1eb7c microphone, b\u1ea1n s\u1ebd c\u1ea7n x\u1eed l\u00fd nh\u1eefng y\u00eau c\u1ea7u n\u00e0y theo c\u00e1ch ph\u00f9 h\u1ee3p, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean Android v\u00e0 iOS.<\/span><\/p>\n<p><b>\u0110\u1ed1i v\u1edbi Android:<\/b><span style=\"font-weight: 400;\"> B\u1ea1n c\u1ea7n c\u1ea5p quy\u1ec1n cho \u1ee9ng d\u1ee5ng trong file <\/span><span style=\"font-weight: 400;\">AndroidManifest.xml<\/span><span style=\"font-weight: 400;\">:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;uses-permission android:name=\"android.permission.CAMERA\" \/&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;uses-permission android:name=\"android.permission.RECORD_AUDIO\" \/&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 ki\u1ec3m tra quy\u1ec1n v\u00e0 y\u00eau c\u1ea7u quy\u1ec1n khi c\u1ea7n thi\u1ebft b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng th\u01b0 vi\u1ec7n <\/span><span style=\"font-weight: 400;\">react-native-permissions<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><b>\u0110\u1ed1i v\u1edbi iOS: <\/b>B\u1ea1n ph\u1ea3i th\u00eam c\u00e1c quy\u1ec1n t\u01b0\u01a1ng \u1ee9ng trong file Info.plist:<\/p>\n<pre><span style=\"font-weight: 400;\">&lt;key&gt;NSCameraUsageDescription&lt;\/key&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;string&gt;\u1ee8ng d\u1ee5ng n\u00e0y c\u1ea7n truy c\u1eadp camera \u0111\u1ec3... &lt;\/string&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;key&gt;NSMicrophoneUsageDescription&lt;\/key&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;string&gt;\u1ee8ng d\u1ee5ng n\u00e0y c\u1ea7n truy c\u1eadp microphone \u0111\u1ec3... &lt;\/string&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, b\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o x\u1eed l\u00fd ch\u00ednh x\u00e1c c\u00e1c y\u00eau c\u1ea7u quy\u1ec1n trong \u1ee9ng d\u1ee5ng khi trang web y\u00eau c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb n\u00e0y.<\/span><\/p>\n<p><b>T\u00f3m l\u1ea1i:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao c\u1ee7a WebView trong React Native mang \u0111\u1ebfn nhi\u1ec1u kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c v\u00e0 \u0111i\u1ec1u khi\u1ec3n gi\u1eefa \u1ee9ng d\u1ee5ng v\u00e0 n\u1ed9i dung web. T\u1eeb vi\u1ec7c g\u1eedi d\u1eef li\u1ec7u qua l\u1ea1i, \u0111i\u1ec1u khi\u1ec3n l\u1ecbch s\u1eed duy\u1ec7t web, l\u00e0m m\u1edbi trang, \u0111\u1ebfn vi\u1ec7c \u0111\u1ea3m b\u1ea3o b\u1ea3o m\u1eadt v\u00e0 x\u1eed l\u00fd quy\u1ec1n truy c\u1eadp, t\u1ea5t c\u1ea3 \u0111\u1ec1u gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng nh\u1eefng tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng phong ph\u00fa h\u01a1n.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Debug_va_xu_ly_su_co_React_Native_Webview\"><\/span><strong>Debug v\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1 React Native Webview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><strong>C\u00e1c c\u00f4ng c\u1ee5 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p<\/strong><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 debug WebView hi\u1ec7u qu\u1ea3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Console c\u1ee7a tr\u00ecnh duy\u1ec7t:<\/b><span style=\"font-weight: 400;\"> Khi WebView \u0111\u01b0\u1ee3c load, b\u1ea1n c\u00f3 th\u1ec3 m\u1edf console c\u1ee7a tr\u00ecnh duy\u1ec7t (nh\u01b0 <\/span><a href=\"https:\/\/developer.chrome.com\/docs\/devtools?hl=vi\"><span style=\"font-weight: 400;\">Chrome DevTools<\/span><\/a><span style=\"font-weight: 400;\">) \u0111\u1ec3 ki\u1ec3m tra c\u00e1c l\u1ed7i JavaScript, xem log, v\u00e0 debug t\u01b0\u01a1ng t\u00e1c v\u1edbi DOM.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>React Native Debugger:<\/b><span style=\"font-weight: 400;\"> \u0110\u00e2y l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 debug c\u00e1c \u1ee9ng d\u1ee5ng React Native n\u00f3i chung, bao g\u1ed3m c\u1ea3 WebView. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1eb7t breakpoint, ki\u1ec3m tra state, v\u00e0 xem network request.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Log:<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">console.log()<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 in ra c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft trong JavaScript c\u1ee7a WebView.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Remote debugging:<\/b><span style=\"font-weight: 400;\"> N\u1ebfu b\u1ea1n \u0111ang ph\u00e1t tri\u1ec3n tr\u00ean iOS, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <\/span><a href=\"https:\/\/docs.devolutions.net\/rdm\/kb\/rdm-macos\/how-to-articles\/enable-debug-webview-embedded-safari\/\"><span style=\"font-weight: 400;\">Safari \u0111\u1ec3 remote debug WebView<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<h3><strong>C\u00e1c l\u1ed7i React Native Webview th\u01b0\u1eddng g\u1eb7p v\u00e0 C\u00e1ch kh\u1eafc ph\u1ee5c<\/strong><\/h3>\n<h4><b>Kh\u00f4ng hi\u1ec3n th\u1ecb n\u1ed9i dung<\/b><\/h4>\n<ul>\n<li><b>Ki\u1ec3m tra URL:<\/b><span style=\"font-weight: 400;\"> \u0110\u1ea3m b\u1ea3o URL c\u1ee7a trang web l\u00e0 \u0111\u00fang v\u00e0 trang web c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c.<\/span><\/li>\n<li><b>Ki\u1ec3m tra c\u1ea5u h\u00ecnh:<\/b><span style=\"font-weight: 400;\"> Ki\u1ec3m tra c\u00e1c props c\u1ee7a component WebView nh\u01b0 <\/span><span style=\"font-weight: 400;\">source<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">startInLoadingState<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">javaScriptEnabled<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li><b>Ki\u1ec3m tra l\u1ed7i m\u1ea1ng:<\/b><span style=\"font-weight: 400;\"> \u0110\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng \u1ed5n \u0111\u1ecbnh.<\/span><\/li>\n<li><b>Ki\u1ec3m tra l\u1ed7i JavaScript:<\/b><span style=\"font-weight: 400;\"> Ki\u1ec3m tra console c\u1ee7a tr\u00ecnh duy\u1ec7t \u0111\u1ec3 xem c\u00f3 l\u1ed7i JavaScript n\u00e0o kh\u00f4ng.<\/span><\/li>\n<\/ul>\n<p>V\u00ed d\u1ee5: Kh\u00f4ng hi\u1ec3n th\u1ecb n\u1ed9i dung<\/p>\n<pre><span style=\"font-weight: 400;\">import { WebView } from 'react-native-webview';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">const MyWebView = () =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0return (<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0source={{ uri: 'https:\/\/example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0style={{ flex: 1 }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\/&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0);<\/span>\r\n<span style=\"font-weight: 400;\">};<\/span><\/pre>\n<h4><b>S\u1ef1 c\u1ed1 t\u01b0\u01a1ng t\u00e1c v\u1edbi API c\u1ee7a trang web<\/b><\/h4>\n<ul>\n<li><b>Ki\u1ec3m tra quy\u1ec1n:<\/b><span style=\"font-weight: 400;\"> \u0110\u1ea3m b\u1ea3o WebView c\u00f3 c\u00e1c quy\u1ec1n c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi API (v\u00ed d\u1ee5: quy\u1ec1n truy c\u1eadp v\u00e0o camera, \u0111\u1ecba ch\u1ec9).<\/span><\/li>\n<li><b>Ki\u1ec3m tra giao ti\u1ebfp gi\u1eefa native v\u00e0 web:<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">postMessage<\/span><span style=\"font-weight: 400;\"> v\u00e0 <\/span><span style=\"font-weight: 400;\">onMessage<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 giao ti\u1ebfp gi\u1eefa JavaScript trong WebView v\u00e0 ph\u1ea7n native c\u1ee7a \u1ee9ng d\u1ee5ng.<\/span><\/li>\n<li><b>Ki\u1ec3m tra l\u1ed7i JavaScript:<\/b><span style=\"font-weight: 400;\"> Ki\u1ec3m tra console c\u1ee7a tr\u00ecnh duy\u1ec7t \u0111\u1ec3 xem c\u00f3 l\u1ed7i JavaScript n\u00e0o kh\u00f4ng.<\/span><\/li>\n<\/ul>\n<h4><strong>S\u1ef1 c\u1ed1 WebView kh\u00f4ng hi\u1ec3n th\u1ecb<\/strong><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ki\u1ec3m tra xem <\/span><span style=\"font-weight: 400;\">https:\/\/example.com<\/span><span style=\"font-weight: 400;\"> c\u00f3 \u0111ang ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ki\u1ec3m tra k\u1ebft n\u1ed1i m\u1ea1ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ki\u1ec3m tra console c\u1ee7a tr\u00ecnh duy\u1ec7t \u0111\u1ec3 xem c\u00f3 l\u1ed7i n\u00e0o kh\u00f4ng.<\/span><\/li>\n<\/ul>\n<h4><strong>C\u00e1c l\u1ed7i kh\u00e1c<\/strong><\/h4>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>WebView b\u1ecb tr\u1eafng:<\/b><span style=\"font-weight: 400;\"> C\u00f3 th\u1ec3 do l\u1ed7i JavaScript, v\u1ea5n \u0111\u1ec1 v\u1edbi CSS, ho\u1eb7c c\u1ea5u h\u00ecnh kh\u00f4ng \u0111\u00fang.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>WebView kh\u00f4ng load l\u1ea1i khi thay \u0111\u1ed5i URL:<\/b><span style=\"font-weight: 400;\"> C\u00f3 th\u1ec3 do cache ho\u1eb7c c\u1ea5u h\u00ecnh kh\u00f4ng \u0111\u00fang.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>WebView kh\u00f4ng th\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c element:<\/b><span style=\"font-weight: 400;\"> C\u00f3 th\u1ec3 do v\u1ea5n \u0111\u1ec1 v\u1edbi JavaScript ho\u1eb7c c\u1ea5u h\u00ecnh kh\u00f4ng \u0111\u00fang.<\/span><\/li>\n<\/ul>\n<p>\u0110\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i n\u00e0y, b\u1ea1n n\u00ean:<\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0110\u1ecdc k\u1ef9 t\u00e0i li\u1ec7u:<\/b><span style=\"font-weight: 400;\"> Tham kh\u1ea3o t\u00e0i li\u1ec7u ch\u00ednh th\u1ee9c c\u1ee7a <\/span><span style=\"font-weight: 400;\">react-native-webview<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 hi\u1ec3u r\u00f5 c\u00e1c props v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 debug:<\/b><span style=\"font-weight: 400;\"> T\u1eadn d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 <\/span><a href=\"https:\/\/reactnative.dev\/docs\/debugging\"><span style=\"font-weight: 400;\">React Native Debugger<\/span><\/a><span style=\"font-weight: 400;\"> v\u00e0 console c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ki\u1ec3m tra code:<\/b><span style=\"font-weight: 400;\"> Ki\u1ec3m tra k\u1ef9 code c\u1ee7a b\u1ea1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 ph\u1ea7n li\u00ean quan \u0111\u1ebfn WebView.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00ecm ki\u1ebfm tr\u00ean c\u00e1c di\u1ec5n \u0111\u00e0n:<\/b><span style=\"font-weight: 400;\"> C\u00f3 r\u1ea5t nhi\u1ec1u di\u1ec5n \u0111\u00e0n v\u00e0 c\u1ed9ng \u0111\u1ed3ng n\u01a1i b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y c\u00e2u tr\u1ea3 l\u1eddi cho c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ee7a m\u00ecnh.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cac_%E2%80%9Cmeo%E2%80%9D_lam_viec_voi_react-native-webview_hieu_qua\"><\/span><strong>C\u00e1c \u201cm\u1eb9o&#8221; l\u00e0m vi\u1ec7c v\u1edbi react-native-webview hi\u1ec7u qu\u1ea3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Khi s\u1eed d\u1ee5ng WebView trong \u1ee9ng d\u1ee5ng React Native, vi\u1ec7c tu\u00e2n theo c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c ti\u1ec5n t\u1ed1t l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, qu\u1ea3n l\u00fd b\u1ed9 nh\u1edb hi\u1ec7u qu\u1ea3, v\u00e0 \u0111\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u01b0\u1ee3t m\u00e0. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn c\u1ee5 th\u1ec3 \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng.<\/span><\/p>\n<h3><strong>T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng cho WebView<\/strong><\/h3>\n<h4><b>S\u1eed d\u1ee5ng <\/b><b>cacheEnabled<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Khi t\u1ea3i n\u1ed9i dung t\u1eeb c\u00e1c trang web, vi\u1ec7c s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb \u0111\u1ec7m (cache) c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 t\u1ea3i v\u00e0 gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng. \u0110\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111\u00e3 b\u1eadt t\u00ednh n\u0103ng <\/span><span style=\"font-weight: 400;\">cacheEnabled<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0cacheEnabled={true}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>T\u1ea3i n\u1ed9i dung t\u1eeb local<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu n\u1ed9i dung b\u1ea1n c\u1ea7n hi\u1ec3n th\u1ecb l\u00e0 t\u0129nh v\u00e0 kh\u00f4ng th\u01b0\u1eddng xuy\u00ean thay \u0111\u1ed5i, h\u00e3y xem x\u00e9t vi\u1ec7c t\u1ea3i n\u00f3 t\u1eeb m\u1ed9t file HTML local thay v\u00ec t\u1eeb m\u1ed9t URL. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u1ea3m th\u1eddi gian t\u1ea3i v\u00e0 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={require('.\/path\/to\/local\/file.html')}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>Gi\u1ea3m thi\u1ec3u s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u m\u1ea1ng<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Khi c\u00f3 th\u1ec3, h\u00e3y gi\u1ea3m thi\u1ec3u s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u m\u1ea1ng b\u1eb1ng c\u00e1ch g\u1ed9p c\u00e1c t\u00e0i nguy\u00ean (nh\u01b0 CSS v\u00e0 JavaScript) th\u00e0nh m\u1ed9t file duy nh\u1ea5t. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i v\u00e0 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang.<\/span><\/p>\n<h4><b>S\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt lazy loading<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">N\u1ebfu trang web c\u1ee7a b\u1ea1n c\u00f3 nhi\u1ec1u n\u1ed9i dung kh\u00f4ng c\u1ea7n thi\u1ebft ph\u1ea3i t\u1ea3i ngay t\u1eeb \u0111\u1ea7u, h\u00e3y \u00e1p d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt lazy loading \u0111\u1ec3 t\u1ea3i n\u1ed9i dung theo y\u00eau c\u1ea7u, ch\u1ec9 khi ng\u01b0\u1eddi d\u00f9ng cu\u1ed9n \u0111\u1ebfn ch\u00fang.<\/span><\/p>\n<h3><strong>Qu\u1ea3n l\u00fd b\u1ed9 nh\u1edb v\u00e0 tr\u00e1nh r\u00f2 r\u1ec9 b\u1ed9 nh\u1edb (memory leaks)<\/strong><\/h3>\n<h4><b>D\u1ecdn d\u1eb9p c\u00e1c t\u00e0i nguy\u00ean khi kh\u00f4ng c\u1ea7n thi\u1ebft<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n d\u1ecdn d\u1eb9p c\u00e1c t\u00e0i nguy\u00ean v\u00e0 s\u1ef1 ki\u1ec7n kh\u00f4ng c\u1ea7n thi\u1ebft khi WebView kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. S\u1eed d\u1ee5ng <\/span><span style=\"font-weight: 400;\">onNavigationStateChange<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 theo d\u00f5i tr\u1ea1ng th\u00e1i \u0111i\u1ec1u h\u01b0\u1edbng v\u00e0 d\u1ecdn d\u1eb9p khi c\u1ea7n.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onNavigationStateChange={(navState) =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0if (!navState.canGoBack) {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0\/\/ Th\u1ef1c hi\u1ec7n d\u1ecdn d\u1eb9p ho\u1eb7c h\u1ee7y s\u1ef1 ki\u1ec7n \u1edf \u0111\u00e2y<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>S\u1eed d\u1ee5ng ref \u0111\u1ec3 truy c\u1eadp WebView<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Khi s\u1eed d\u1ee5ng ref, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n kh\u00f4ng gi\u1eef b\u1ea5t k\u1ef3 tham chi\u1ebfu n\u00e0o \u0111\u1ebfn WebView khi kh\u00f4ng c\u1ea7n thi\u1ebft, nh\u1eb1m tr\u00e1nh r\u00f2 r\u1ec9 b\u1ed9 nh\u1edb.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><\/p>\n<pre><span style=\"font-weight: 400;\">const webViewRef = useRef(null);<\/span>\r\n<span style=\"font-weight: 400;\">return (<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0ref={webViewRef}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\/&gt;<\/span>\r\n<span style=\"font-weight: 400;\">);<\/span><\/pre>\n<h4><b>Tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c JavaScript kh\u00f4ng c\u1ea7n thi\u1ebft<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Khi th\u1ef1c hi\u1ec7n <\/span><span style=\"font-weight: 400;\">injectJavaScript<\/span><span style=\"font-weight: 400;\">, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n ch\u1ec9 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c c\u1ea7n thi\u1ebft v\u00e0 d\u1ecdn d\u1eb9p b\u1ea5t k\u1ef3 h\u00e0m n\u00e0o kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/span><\/p>\n<h3><strong>\u0110\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u01b0\u1ee3t m\u00e0 khi nh\u00fang n\u1ed9i dung web<\/strong><\/h3>\n<h4><strong>X\u1eed l\u00fd s\u1ef1 ki\u1ec7n t\u1ea3i trang<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng c\u00e1c s\u1ef1 ki\u1ec7n nh\u01b0 <\/span><span style=\"font-weight: 400;\">onLoadStart<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">onLoadEnd<\/span><span style=\"font-weight: 400;\">, v\u00e0 <\/span><span style=\"font-weight: 400;\">onError<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng khi trang web \u0111ang t\u1ea3i ho\u1eb7c g\u1eb7p l\u1ed7i.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onLoadStart={() =&gt; console.log('B\u1eaft \u0111\u1ea7u t\u1ea3i...')}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onLoadEnd={() =&gt; console.log('T\u1ea3i xong!')}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0onError={(syntheticEvent) =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0const { nativeEvent } = syntheticEvent;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0console.log('L\u1ed7i t\u1ea3i trang: ', nativeEvent);<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}}<\/span>\r\n<span style=\"font-weight: 400;\">\/&gt;<\/span><\/pre>\n<h4><b>Cung c\u1ea5p giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u00f4ng b\u00e1o khi t\u1ea3i<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">Cung c\u1ea5p m\u1ed9t giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u00f4ng b\u00e1o ho\u1eb7c spinner khi trang \u0111ang t\u1ea3i gi\u00fap ng\u01b0\u1eddi d\u00f9ng nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c tr\u1ea1ng th\u00e1i c\u1ee7a \u1ee9ng d\u1ee5ng, t\u1eeb \u0111\u00f3 t\u1ea1o ra tr\u1ea3i nghi\u1ec7m t\u1ed1t h\u01a1n.<\/span><\/p>\n<p><b>V\u00ed d\u1ee5:<\/b><\/p>\n<pre><span style=\"font-weight: 400;\">const [loading, setLoading] = useState(true);<\/span>\r\n<span style=\"font-weight: 400;\">return (<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;View style={{ flex: 1 }}&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0{loading &amp;&amp; &lt;ActivityIndicator size=\"large\" color=\"#0000ff\" \/&gt;}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;WebView<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0source={{ uri: 'https:\/\/www.example.com' }}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0onLoadEnd={() =&gt; setLoading(false)}<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\/&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;\/View&gt;<\/span>\r\n<span style=\"font-weight: 400;\">);<\/span><\/pre>\n<h4><b>Ki\u1ec3m tra v\u00e0 x\u1eed l\u00fd c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00f4ng k\u1ebft n\u1ed1i<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea3m b\u1ea3o r\u1eb1ng \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n x\u1eed l\u00fd t\u1ed1t c\u00e1c t\u00ecnh hu\u1ed1ng khi kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t th\u00f4ng b\u00e1o ho\u1eb7c m\u1ed9t trang l\u1ed7i \u0111\u1ec3 h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00f9ng khi x\u1ea3y ra v\u1ea5n \u0111\u1ec1.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">onError={(syntheticEvent) =&gt; {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0const { nativeEvent } = syntheticEvent;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0if (nativeEvent.statusCode === 404) {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0console.log('Trang kh\u00f4ng t\u00ecm th\u1ea5y');<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}<\/span>\r\n<span style=\"font-weight: 400;\">}}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">T\u00f3m l\u1ea1i, vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tr\u00ean trong s\u1eed d\u1ee5ng WebView kh\u00f4ng ch\u1ec9 gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t m\u00e0 c\u00f2n n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. B\u1eb1ng c\u00e1ch qu\u1ea3n l\u00fd b\u1ed9 nh\u1edb m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u1ed9i dung web \u0111\u01b0\u1ee3c nh\u00fang m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t \u1ee9ng d\u1ee5ng ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tong_ket_React_Native_Webview\"><\/span><strong>T\u1ed5ng k\u1ebft React Native Webview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7, vi\u1ec7c khai th\u00e1c WebView trong \u1ee9ng d\u1ee5ng React Native s\u1ebd m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i m\u1edbi cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, gi\u00fap h\u1ecd t\u1ea1o ra nh\u1eefng s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng \u0111a d\u1ea1ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">S\u1ef1 linh ho\u1ea1t v\u00e0 ti\u1ec7n \u00edch m\u00e0 WebView mang l\u1ea1i ch\u00ednh l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong vi\u1ec7c ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>React Native WebView gi\u00fap b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a n\u1ed9i dung t\u1eeb c\u00e1c trang web ho\u1eb7c t\u00edch h\u1ee3p c\u00e1c \u1ee9ng d\u1ee5ng web tr\u1ef1c ti\u1ebfp v\u00e0o \u1ee9ng d\u1ee5ng React Native m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i chuy\u1ec3n \u0111\u1ed5i ho\u00e0n to\u00e0n m\u00e3 ngu\u1ed3n sang React Native. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 React Native [&hellip;]<\/p>\n","protected":false},"author":203,"featured_media":80316,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109],"tags":[],"class_list":["post-80198","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>React Native Webview: \u0110\u1ecbnh ngh\u0129a, C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 Best practice - ITviec Blog<\/title>\n<meta name=\"description\" content=\"B\u00e0i vi\u1ebft gi\u1edbi thi\u1ec7u React Native WebView l\u00e0 g\u00ec, c\u00e1ch c\u00e0i \u0111\u1eb7t, c\u1ea5u h\u00ecnh, v\u00e0 m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed1i \u01b0u ti\u1ec1m n\u0103ng c\u1ee7a c\u00f4ng c\u1ee5 n\u00e0y.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"React Native Webview: \u0110\u1ecbnh ngh\u0129a, C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 Best practice\" \/>\n<meta property=\"og:description\" content=\"React Native WebView gi\u00fap b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a n\u1ed9i dung t\u1eeb c\u00e1c trang web ho\u1eb7c t\u00edch h\u1ee3p c\u00e1c \u1ee9ng d\u1ee5ng web tr\u1ef1c ti\u1ebfp v\u00e0o \u1ee9ng d\u1ee5ng React Native m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itviec.com\/blog\/react-native-webview-la-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"ITviec Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ITviec\" \/>\n<meta property=\"article:published_time\" content=\"2024-10-21T06:08:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/10\/React-Native-Webview-vippro.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"790\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Tien Tran\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ITviec\" \/>\n<meta name=\"twitter:site\" content=\"@ITviec\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Tien Tran\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"18 ph\u00fat\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"React Native Webview: \u0110\u1ecbnh ngh\u0129a, C\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 Best practice - 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