{"id":60238,"date":"2024-01-29T10:12:41","date_gmt":"2024-01-29T03:12:41","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=60238"},"modified":"2024-11-18T16:37:14","modified_gmt":"2024-11-18T09:37:14","slug":"jquery-la-gi","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/jquery-la-gi\/","title":{"rendered":"Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 jQuery &#8211; Th\u01b0 vi\u1ec7n Javascript h\u00e0ng \u0111\u1ea7u"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 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\/jquery-la-gi\/#jQuery_la_gi_Tinh_nang_cua_jQuery_la_gi\" >jQuery l\u00e0 g\u00ec? T\u00ednh n\u0103ng c\u1ee7a jQuery l\u00e0 g\u00ec?<\/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\/jquery-la-gi\/#Uu_diem_cua_jQuery\" >\u01afu \u0111i\u1ec3m c\u1ee7a jQuery<\/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\/jquery-la-gi\/#Nhuoc_diem_cua_jQuery_la_gi\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a jQuery l\u00e0 g\u00ec?<\/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\/jquery-la-gi\/#Cu_phap_co_ban_trong_jQuery\" >C\u00fa ph\u00e1p c\u01a1 b\u1ea3n trong jQuery<\/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\/jquery-la-gi\/#5_plugin_pho_bien_trong_jQuery\" >5 plugin ph\u1ed5 bi\u1ebfn trong jQuery<\/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\/jquery-la-gi\/#Nhung_cau_hoi_jQuery_thuong_gap\" >Nh\u1eefng c\u00e2u h\u1ecfi jQuery th\u01b0\u1eddng g\u1eb7p<\/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\/jquery-la-gi\/#Tong_ket_jQuery_la_gi\" >T\u1ed5ng k\u1ebft jQuery l\u00e0 g\u00ec<\/a><\/li><\/ul><\/nav><\/div>\n<p><b><i>jQuery l\u00e0 g\u00ec? Trong danh s\u00e1ch c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 th\u01b0 vi\u1ec7n cho l\u1eadp tr\u00ecnh vi\u00ean, jQuery n\u1ed5i b\u1eadt l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n JavaScript m\u1ea1nh m\u1ebd v\u00e0 linh ho\u1ea1t, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n web. V\u1edbi kh\u1ea3 n\u0103ng gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a m\u00e3 ngu\u1ed3n, jQuery \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 h\u1eefu \u00edch cho vi\u1ec7c thao t\u00e1c DOM, x\u1eed l\u00fd s\u1ef1 ki\u1ec7n, v\u00e0 t\u01b0\u01a1ng t\u00e1c Ajax m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/i><\/b><\/p>\n<p><span style=\"font-weight: 400;\">Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u00e1i ni\u1ec7m jQuery l\u00e0 g\u00ec<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ednh n\u0103ng v\u00e0 c\u00e1c \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a jQuery<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00fa ph\u00e1p jQuery c\u01a1 b\u1ea3n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e1c plugin ph\u1ed5 bi\u1ebfn trong jQuery<\/span><\/li>\n<\/ul>\n<p><strong><em>Xem th\u00eam <a href=\"http:\/\/itviec.com\/?utm_medium=anchor_text_high&amp;utm_source=blog&amp;utm_campaign=viec_lam_it&amp;utm_content=jquery_la_gi\" target=\"_blank\" rel=\"noopener\">vi\u1ec7c l\u00e0m IT<\/a> t\u1ea1i ITviec<\/em><\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"jQuery_la_gi_Tinh_nang_cua_jQuery_la_gi\"><\/span><b>jQuery l\u00e0 g\u00ec? T\u00ednh n\u0103ng c\u1ee7a jQuery l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">jQuery l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n JavaScript nh\u1eb9, \u0111\u01b0\u1ee3c t\u1ea1o ra v\u1edbi tri\u1ebft l\u00fd &#8220;Vi\u1ebft \u00edt h\u01a1n, l\u00e0m nhi\u1ec1u h\u01a1n&#8221; (\u201cWrite less, do more\u201d) mang \u00fd ngh\u0129a gi\u00fap vi\u1ec7c s\u1eed d\u1ee5ng JavaScript tr\u00ean trang web tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n nhi\u1ec1u.<\/span><\/p>\n<blockquote><p><em>Tham kh\u1ea3o th\u00eam: <a href=\"https:\/\/itviec.com\/blog\/javascript-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>JavaScript l\u00e0 g\u00ec? H\u1ecdc JavaScript c\u01a1 b\u1ea3n v\u1edbi l\u1ed9 tr\u00ecnh d\u1ec5 hi\u1ec3u nh\u1ea5t 2024<\/strong><\/a><\/em><\/p><\/blockquote>\n<p><span style=\"font-weight: 400;\">Tri\u1ebft l\u00fd n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai th\u00e0nh ba kh\u00e1i ni\u1ec7m:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00ecm m\u1ed9t s\u1ed1 ph\u1ea7n t\u1eed (th\u00f4ng qua CSS selector) v\u00e0 th\u1ef1c hi\u1ec7n thao t\u00e1c v\u1edbi ch\u00fang (th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng th\u1ee9c jQuery), t\u1ee9c l\u00e0 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c ph\u1ea7n t\u1eed trong DOM v\u00e0 sau \u0111\u00f3 th\u1ef1c hi\u1ec7n m\u1ed9t h\u00e0nh \u0111\u1ed9ng v\u1edbi t\u1eadp h\u1ee3p c\u00e1c ph\u1ea7n t\u1eed \u0111\u00f3.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">X\u00e2u chu\u1ed7i nhi\u1ec1u ph\u01b0\u01a1ng th\u1ee9c jQuery tr\u00ean m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c ph\u1ea7n t\u1eed.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng tr\u00ecnh bao b\u1ecdc (wrapper) jQuery v\u00e0 ph\u00e9p l\u1eb7p ng\u1ea7m (implicit iteration).<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">jQuery \u201cg\u00f3i&#8221; r\u1ea5t nhi\u1ec1u t\u00e1c v\u1ee5 ph\u1ed5 bi\u1ebfn, m\u00e0 ch\u00fang th\u01b0\u1eddng c\u1ea7n nhi\u1ec1u d\u00f2ng code JavaScript \u0111\u1ec3 th\u1ef1c hi\u1ec7n, th\u00e0nh c\u00e1c ph\u01b0\u01a1ng th\u1ee9c m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 g\u1ecdi ch\u1ec9 b\u1eb1ng m\u1ed9t d\u00f2ng code.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">jQuery c\u0169ng \u0111\u01a1n gi\u1ea3n h\u00f3a r\u1ea5t nhi\u1ec1u th\u1ee9 ph\u1ee9c t\u1ea1p t\u1eeb JavaScript, nh\u01b0 l\u1ec7nh g\u1ecdi AJAX v\u00e0 thao t\u00e1c DOM.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Th\u01b0 vi\u1ec7n jQuery ch\u1ee9a c\u00e1c t\u00ednh n\u0103ng sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Thao t\u00e1c HTML\/DOM<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Thao t\u00e1c <a href=\"https:\/\/itviec.com\/blog\/css-la-gi\/\" target=\"_blank\" rel=\"noopener\">CSS<\/a><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ph\u01b0\u01a1ng th\u1ee9c s\u1ef1 ki\u1ec7n HTML<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hi\u1ec7u \u1ee9ng v\u00e0 h\u00ecnh \u1ea3nh \u0111\u1ed9ng<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/itviec.com\/blog\/ajax-la-gi\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">AJAX<\/span><\/a><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ti\u1ec7n \u00edch<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">C\u00f3 r\u1ea5t nhi\u1ec1u th\u01b0 vi\u1ec7n JavaScript kh\u00e1c, nh\u01b0ng jQuery c\u00f3 l\u1ebd l\u00e0 th\u01b0 vi\u1ec7n ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00e0 c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng cao nh\u1ea5t. Nhi\u1ec1u c\u00f4ng ty l\u1edbn s\u1eed d\u1ee5ng jQuery, ch\u1eb3ng h\u1ea1n nh\u01b0: Google, Microsoft, IBM, Netflix,\u2026<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Uu_diem_cua_jQuery\"><\/span><b>\u01afu \u0111i\u1ec3m <\/b><b>c\u1ee7a jQuery<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110a d\u1ea1ng plug-in: jQuery cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n t\u1ea1o c\u0169ng nh\u01b0 s\u1eed d\u1ee5ng c\u00e1c plug-in tr\u00ean th\u01b0 vi\u1ec7n JavaScript.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">jQuery v\u00f4 c\u00f9ng ph\u1ed5 bi\u1ebfn, c\u00f3 m\u1ed9t c\u1ed9ng \u0111\u1ed3ng ng\u01b0\u1eddi d\u00f9ng l\u1edbn v\u00e0 m\u1ed9t l\u01b0\u1ee3ng l\u1edbn ng\u01b0\u1eddi \u0111\u00f3ng g\u00f3p tham gia v\u1edbi t\u01b0 c\u00e1ch l\u00e0 l\u1eadp tr\u00ecnh vi\u00ean.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00f3 ph\u1ea7n t\u00e0i li\u1ec7u t\u1ed1t v\u00e0 to\u00e0n di\u1ec7n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">D\u1ec5 s\u1eed d\u1ee5ng h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi JavaScript ti\u00eau chu\u1ea9n v\u00e0 c\u00e1c th\u01b0 vi\u1ec7n JavaScript kh\u00e1c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">JQuery cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng ph\u00e1t tri\u1ec3n c\u00e1c m\u1eabu Ajax m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng, Ajax cho ph\u00e9p giao di\u1ec7n \u0111\u1eb9p h\u01a1n, n\u01a1i c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean c\u00e1c trang m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u t\u1ea3i l\u1ea1i to\u00e0n b\u1ed9 trang.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1eb9 v\u00e0 kh\u1ea3 n\u0103ng x\u00e2u chu\u1ed7i gi\u00fap jQuery m\u1ea1nh m\u1ebd h\u01a1n.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Nhuoc_diem_cua_jQuery_la_gi\"><\/span><b>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a jQuery l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">M\u1eb7c d\u00f9 v\u1eady, vi\u1ec7c s\u1eed d\u1ee5ng jQuery c\u0169ng c\u00f3 th\u1ec3 \u0111em l\u1ea1i m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1eb7c d\u00f9 JQuery c\u00f3 m\u1ed9t th\u01b0 vi\u1ec7n \u1ea5n t\u01b0\u1ee3ng v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng, t\u00f9y thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 t\u00f9y ch\u1ec9nh b\u1ea1n y\u00eau c\u1ea7u tr\u00ean trang web c\u1ee7a m\u00ecnh, ch\u1ee9c n\u0103ng c\u00f3 th\u1ec3 b\u1ecb h\u1ea1n ch\u1ebf, do \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng JavaScript th\u00f4 l\u00e0 kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u1ea7n c\u00f3 t\u1ec7p JavaScript JQuery \u0111\u1ec3 ch\u1ea1y c\u00e1c l\u1ec7nh JQuery, trong khi k\u00edch th\u01b0\u1edbc c\u1ee7a t\u1ec7p n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf (25-100KB t\u00f9y thu\u1ed9c v\u00e0o m\u00e1y ch\u1ee7), n\u00f3 v\u1eabn g\u00e2y c\u0103ng th\u1eb3ng cho m\u00e1y kh\u00e1ch v\u00e0 c\u00f3 th\u1ec3 c\u1ea3 m\u00e1y ch\u1ee7 web c\u1ee7a b\u1ea1n n\u1ebfu b\u1ea1n c\u00f3 \u00fd \u0111\u1ecbnh l\u01b0u tr\u1eef t\u1eadp l\u1ec7nh JQuery tr\u00ean m\u00e1y ch\u1ee7 web c\u1ee7a ri\u00eang b\u1ea1n.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cu_phap_co_ban_trong_jQuery\"><\/span><b>C\u00fa ph\u00e1p c\u01a1 b\u1ea3n trong jQuery<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Nh\u00ecn chung, c\u00e1c c\u00e2u l\u1ec7nh jQuery s\u1ebd b\u1eaft \u0111\u1ea7u b\u1eb1ng b\u1ed9 qu\u1ea3n l\u00fd s\u1ef1 ki\u1ec7n c\u01a1 b\u1ea3n (document.ready) \u0111\u1ec3 ch\u1ea1y code jQuery sau khi qu\u00e1 tr\u00ecnh t\u1ea3i t\u00e0i li\u1ec7u k\u1ebft th\u00fac. B\u1ed9 qu\u1ea3n l\u00fd s\u1ef1 ki\u1ec7n c\u01a1 b\u1ea3n jQuery s\u1ebd ch\u1ee9a m\u1ed9t \u0111o\u1ea1n code m\u00e0 l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 ch\u1ecdn v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ee5 th\u1ec3 tr\u00ean c\u00e1c ph\u1ea7n t\u1eed HTML.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sau \u0111\u00e2y l\u00e0 c\u00fa ph\u00e1p x\u00e1c \u0111\u1ecbnh c\u00e2u l\u1ec7nh c\u01a1 b\u1ea3n nh\u1ea5t trong jQuery:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;script type=\"text\/javascript\"&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(document).ready(function(){<\/span>\r\n\r\n<span style=\"font-weight: 400;\">\/\/ code c\u1ee7a b\u1ea1n<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(selector).action();<\/span>\r\n\r\n<span style=\"font-weight: 400;\">});<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/script&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong c\u00fa ph\u00e1p jQuery \u1edf tr\u00ean, code jQuery \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong th\u1ebb <\/span><span style=\"font-weight: 400;\">&lt;\/script&gt;<\/span><span style=\"font-weight: 400;\"> v\u00ec jQuery ch\u1ec9 l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n JavaScript.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sau \u0111\u00e2y l\u00e0 gi\u1ea3i th\u00edch chi ti\u1ebft cho c\u00fa ph\u00e1p jQuery \u1edf tr\u00ean.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$<\/span><span style=\"font-weight: 400;\"> &#8211; K\u00fd hi\u1ec7u \u201c\u0111\u00f4 la\u201d ($) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ho\u1eb7c truy c\u1eadp jQuery.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">$(document).ready(function(){})<\/span><span style=\"font-weight: 400;\"> &#8211; \u0111\u1ea1i di\u1ec7n cho s\u1ef1 ki\u1ec7n t\u00e0i li\u1ec7u s\u1eb5n s\u00e0ng (document ready event) v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c thi code jQuery sau khi t\u00e0i li\u1ec7u \u0111\u01b0\u1ee3c t\u1ea3i \u0111\u1ea7y \u0111\u1ee7 v\u00e0 s\u1eb5n s\u00e0ng tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trong c\u00fa ph\u00e1p jQuery \u1edf tr\u00ean, c\u00f3 m\u1ed9t c\u00e2u l\u1ec7nh jQuery <\/span><span style=\"font-weight: 400;\">$(selector).action()<\/span><span style=\"font-weight: 400;\"> trong s\u1ef1 ki\u1ec7n s\u1eb5n s\u00e0ng cho t\u00e0i li\u1ec7u \u0111\u1ec3 ch\u1ecdn v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ea7n thi\u1ebft nh\u01b0 \u0111\u1eb7t n\u1ed9i dung ho\u1eb7c thay \u0111\u1ed5i m\u00e0u s\u1eafc, v.v. tr\u00ean c\u00e1c ph\u1ea7n t\u1eed HTML.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">selector<\/span><span style=\"font-weight: 400;\"> &#8211; \u0111\u1ea1i di\u1ec7n cho ph\u1ea7n t\u1eed HTML c\u1ea7n th\u1ef1c hi\u1ec7n thao t\u00e1c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">action()<\/span><span style=\"font-weight: 400;\"> &#8211; \u0111\u1ea1i di\u1ec7n cho m\u1ed9t h\u00e0nh \u0111\u1ed9ng c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean ph\u1ea7n t\u1eed \u0111\u00e3 cho.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">jQuery cung c\u1ea5p m\u1ed9t c\u00e1ch ng\u1eafn h\u01a1n cho b\u1ed9 qu\u1ea3n l\u00fd s\u1ef1 ki\u1ec7n c\u01a1 b\u1ea3n (<\/span><span style=\"font-weight: 400;\">document.ready<\/span><span style=\"font-weight: 400;\">) b\u1eb1ng h\u00e0m \u1ea9n danh <\/span><span style=\"font-weight: 400;\">$(function(){})<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u1ed9 qu\u1ea3n l\u00fd s\u1ef1 ki\u1ec7n c\u01a1 b\u1ea3n theo c\u00e1ch ng\u1eafn h\u01a1n, c\u00fa ph\u00e1p jQuery \u1edf tr\u00ean c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c vi\u1ebft l\u1ea1i nh\u01b0 sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;script type=\"text\/javascript\"&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(function(){<\/span>\r\n\r\n<span style=\"font-weight: 400;\">\/\/ code c\u1ee7a b\u1ea1n<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(\"#selector\").action();<\/span>\r\n\r\n<span style=\"font-weight: 400;\">});<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/script&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">B\u00e2y gi\u1edd ch\u00fang ta s\u1ebd xem v\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng jQuery \u0111\u1ec3 \u0111\u1eb7t v\u0103n b\u1ea3n ph\u1ea7n t\u1eed <\/span><span style=\"font-weight: 400;\">div<\/span><span style=\"font-weight: 400;\"> sau khi DOM s\u1eb5n s\u00e0ng, \u0111\u1ec3 vi\u1ebft code nh\u01b0 hi\u1ec3n th\u1ecb b\u00ean d\u01b0\u1edbi.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;html&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;head&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;title&gt;jQuery Syntax Example&lt;\/title&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;script src=\"https:\/\/ajax.googleapis.com\/ajax\/libs\/jquery\/3.2.1\/jquery.min.js\"&gt;&lt;\/script&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;script type=\"text\/javascript\"&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(document).ready(function(){<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(\"div\").text(\"Welcome to ITviec\");<\/span>\r\n\r\n<span style=\"font-weight: 400;\">});<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/script&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/head&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;body&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;div&gt;Test&lt;\/div&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/body&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/html&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong v\u00ed d\u1ee5 tr\u00ean, ch\u00fang ta \u0111\u00e3 x\u00e1c \u0111\u1ecbnh b\u1ed9 qu\u1ea3n l\u00fd s\u1ef1 ki\u1ec7n c\u01a1 b\u1ea3n b\u1eb1ng c\u00e2u l\u1ec7nh jQuery \u0111\u1ec3 t\u00ecm t\u1ea5t c\u1ea3 c\u00e1c ph\u1ea7n t\u1eed div (\u1edf \u0111\u00e2y div l\u00e0 jQuery selector) trong trang v\u00e0 \u0111\u1eb7t n\u1ed9i dung th\u00e0nh \u201cWelcome to ITviec\u201d b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c h\u00e0nh \u0111\u1ed9ng <\/span><span style=\"font-weight: 400;\">text()<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi ch\u1ea1y ch\u01b0\u01a1ng tr\u00ecnh tr\u00ean, n\u1ed9i dung ph\u1ea7n t\u1eed div s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng \u201cWelcome to ITviec\u201d, khi t\u00e0i li\u1ec7u \u0111\u00e3 s\u1eb5n s\u00e0ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Gi\u1ea3 s\u1eed n\u1ebfu b\u1ea1n mu\u1ed1n thay th\u1ebf v\u0103n b\u1ea3n div, m\u1ed7i khi ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 h\u00e0nh \u0111\u1ed9ng, th\u00ec code nh\u01b0 sau:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;html&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;head&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;title&gt;jQuery Syntax Example&lt;\/title&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;script src=\"https:\/\/ajax.googleapis.com\/ajax\/libs\/jquery\/3.2.1\/jquery.min.js\"&gt;&lt;\/script&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;script type=\"text\/javascript\"&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(document).ready(function(){<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(\"button\").click(function(){<\/span>\r\n\r\n<span style=\"font-weight: 400;\">$(\"div\").text(\"Welcome to ITviec\");<\/span>\r\n\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n\r\n<span style=\"font-weight: 400;\">});<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/script&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/head&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;body&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;div&gt;Test&lt;\/div&gt;&lt;br \/&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;button&gt;click&lt;\/button&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/body&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;\/html&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Trong v\u00ed d\u1ee5 tr\u00ean, v\u0103n b\u1ea3n th\u00e0nh ph\u1ea7n div s\u1ebd thay \u0111\u1ed5i b\u1ea5t c\u1ee9 khi n\u00e0o ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o th\u00e0nh ph\u1ea7n button. \u0110\u00e2y l\u00e0 c\u00e1ch c\u01a1 b\u1ea3n b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng jQuery trong c\u00e1c \u1ee9ng d\u1ee5ng theo y\u00eau c\u1ea7u.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_plugin_pho_bien_trong_jQuery\"><\/span><b>5 plugin ph\u1ed5 bi\u1ebfn trong jQuery<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><a href=\"https:\/\/fengyuanchen.github.io\/cropper\/\" target=\"_blank\" rel=\"noopener\"><b>Cropper<\/b><\/a><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-60715 aligncenter\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-cropper-plugin-vippro.jpeg\" alt=\"jquery l\u00e0 g\u00ec - cropper plugin - itviec blog\" width=\"1856\" height=\"892\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-cropper-plugin-vippro.jpeg 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-cropper-plugin-vippro-300x144.jpeg 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-cropper-plugin-vippro-200x96.jpeg 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-cropper-plugin-vippro-100x48.jpeg 100w\" sizes=\"auto, (max-width: 1856px) 100vw, 1856px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Cropper c\u00f3 h\u01a1n 70 c\u00e1ch c\u1eaft x\u00e9n, thao t\u00e1c, hi\u1ec3u v\u00e0 s\u1eeda \u0111\u1ed5i d\u1eef li\u1ec7u h\u00ecnh \u1ea3nh c\u1ee7a b\u1ea1n. Plugin n\u00e0y th\u00e2n thi\u1ec7n v\u1edbi c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u00f3 ch\u1ee9c n\u0103ng c\u1ea3m \u1ee9ng, b\u1ea1n c\u00f3 th\u1ec3 thu ph\u00f3ng\/xoay\/thu nh\u1ecf \u1ea3nh c\u1ee7a m\u00ecnh v\u00e0 h\u1ed7 tr\u1ee3 nhi\u1ec1u tr\u00ecnh duy\u1ec7t web hi\u1ec7n nay.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1c t\u00f9y ch\u1ecdn \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc cho ph\u00e9p b\u1ea1n chia t\u1ef7 l\u1ec7 \u1ea3nh theo c\u00e1c t\u1ef7 l\u1ec7 khung h\u00ecnh kh\u00e1c nhau ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i ch\u1ebf \u0111\u1ed9 xem \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc v\u00e0 t\u1ef7 l\u1ec7 c\u1ee7a \u1ea3nh, \u0111\u1ed3ng th\u1eddi c\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 l\u1ea5y m\u1ed9t lo\u1ea1t d\u1eef li\u1ec7u v\u1ec1 \u1ea3nh, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u00f9ng ch\u1ee9a, h\u00ecnh \u1ea3nh, canvas v\u00e0 d\u1eef li\u1ec7u h\u1ed9p c\u1eaft, t\u1ea5t c\u1ea3 v\u00f4 c\u00f9ng \u0111\u01a1n gi\u1ea3n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Giao di\u1ec7n th\u00e2n thi\u1ec7n n\u00ean b\u1ea1n s\u1ebd kh\u00f4ng g\u1eb7p kh\u00f3 kh\u0103n g\u00ec khi \u0111\u01b0a n\u00f3 v\u00e0o m\u1ed9t trong nh\u1eefng n\u1ec1n t\u1ea3ng \u0111\u0103ng t\u1ea3i h\u00ecnh \u1ea3nh. B\u1ea1n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p Cropper m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u1edbi b\u1ea5t k\u1ef3 t\u1eadp l\u1ec7nh t\u1ea3i l\u00ean t\u1ec7p jQuery n\u00e0o v\u00e0 t\u1ea1o tr\u1ea3i nghi\u1ec7m \u0111\u00edch th\u1ef1c cho trang chia s\u1ebb h\u00ecnh \u1ea3nh c\u1ee7a b\u1ea1n.<\/span><\/p>\n<h3><a href=\"https:\/\/clusterize.js.org\/\" target=\"_blank\" rel=\"noopener\"><b>Clusterize.js<\/b><\/a><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-60714 aligncenter\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-clusterize-plugin-vippro.png\" alt=\"jquery l\u00e0 g\u00ec - clusterize.js plugin - itviec blog\" width=\"2558\" height=\"1338\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-clusterize-plugin-vippro.png 2558w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-clusterize-plugin-vippro-300x157.png 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-clusterize-plugin-vippro-1600x837.png 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-clusterize-plugin-vippro-200x105.png 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-clusterize-plugin-vippro-100x52.png 100w\" sizes=\"auto, (max-width: 2558px) 100vw, 2558px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Denis Lukov \u0111\u00e3 c\u00f3 nhi\u1ec1u \u0111\u00f3ng g\u00f3p to l\u1edbn cho c\u1ed9ng \u0111\u1ed3ng front-end (CSS &amp; JavaScript), \u0111\u1ed3ng th\u1eddi nhi\u1ec1u th\u01b0 vi\u1ec7n ngu\u1ed3n m\u1edf c\u1ee7a \u00f4ng \u0111\u01b0\u1ee3c h\u00e0ng ch\u1ee5c ngh\u00ecn ng\u01b0\u1eddi tr\u00ean to\u00e0n th\u1ebf gi\u1edbi ng\u01b0\u1ee1ng m\u1ed9 v\u00e0 Clusterize l\u00e0 m\u1ed9t trong nh\u1eefng t\u00e1c ph\u1ea9m n\u1ed5i ti\u1ebfng nh\u1ea5t c\u1ee7a \u00f4ng.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1eb1ng JavaScript thu\u1ea7n t\u00fay, Clusterize l\u00e0 m\u1ed9t plugin jQuery linh ho\u1ea1t \u0111\u1ec3 hi\u1ec3n th\u1ecb m\u1ed9t t\u1eadp h\u1ee3p d\u1eef li\u1ec7u l\u1edbn, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 big data, th\u00f4ng qua giao di\u1ec7n b\u1ea3ng cu\u1ed9n m\u01b0\u1ee3t m\u00e0, nh\u01b0ng Clusterize n\u1ed5i b\u1eadt h\u01a1n v\u00ec c\u00f3 th\u1ec3 l\u1ea5y d\u1eef li\u1ec7u l\u1edbn t\u1edbi 500.000 h\u00e0ng v\u00e0 hi\u1ec3n th\u1ecb n\u00f3 trong m\u1ed9t b\u1ea3ng duy nh\u1ea5t m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o v\u1ec1 hi\u1ec7u su\u1ea5t. Tr\u00ean th\u1ef1c t\u1ebf, trang web demo cho ph\u00e9p b\u1ea1n t\u1ea3i tr\u01b0\u1edbc d\u1eef li\u1ec7u hi\u1ec7n c\u00f3 v\u00e0 xem c\u00e1ch plugin n\u00e0y s\u1eafp x\u1ebfp d\u1eef li\u1ec7u \u0111\u00f3 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Clusterize ph\u00f9 h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c tr\u00ecnh duy\u1ec7t web hi\u1ec7n \u0111\u1ea1i v\u00e0 h\u1ed7 tr\u1ee3 thi\u1ebft k\u1ebf di \u0111\u1ed9ng \u0111\u00e1p \u1ee9ng (mobile responsive design).<\/span><\/p>\n<h3><a href=\"https:\/\/zurb.com\/playground\/twentytwenty\" target=\"_blank\" rel=\"noopener\"><b>TwentyTwenty<\/b><\/a><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-60713 aligncenter\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-twentytwenty-plugin-vippro.png\" alt=\"jquery l\u00e0 g\u00ec - twentytwenty plugin - itviec blog\" width=\"1566\" height=\"774\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-twentytwenty-plugin-vippro.png 1566w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-twentytwenty-plugin-vippro-300x148.png 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-twentytwenty-plugin-vippro-700x346.png 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-twentytwenty-plugin-vippro-200x99.png 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-twentytwenty-plugin-vippro-100x49.png 100w\" sizes=\"auto, (max-width: 1566px) 100vw, 1566px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ng\u00e0y nay, nhi\u1ec1u c\u00f4ng ty kh\u1edfi nghi\u1ec7p v\u00e0 c\u00f4ng ngh\u1ec7 th\u00f4ng tin \u0111ang tung ra th\u1ecb tr\u01b0\u1eddng nh\u1eefng ph\u1ea7n m\u1ec1m t\u1eadp trung v\u00e0o m\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c thao t\u00e1c tr\u00ean website, v\u00ed d\u1ee5 nh\u01b0 qu\u1ea3n l\u00fd v\u00e0 ch\u1ec9nh s\u1eeda \u1ea3nh tr\u1ef1c tuy\u1ebfn, ho\u1eb7c l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 c\u1ea3i ti\u1ebfn trang web v\u1edbi nh\u1eefng tr\u1ea3i nghi\u1ec7m \u0111\u1ed9c \u0111\u00e1o. V\u00e0 kh\u1ea3 n\u0103ng xem tr\u01b0\u1edbc h\u00ecnh \u1ea3nh 20\/20 l\u00e0 m\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng gi\u00fap n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1ch ti\u1ebfp c\u1eadn 20\/20 ngh\u0129a l\u00e0 kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 xem c\u00e1ch s\u1ea3n ph\u1ea9m c\u1ee7a b\u1ea1n \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn m\u1ed9t ch\u1ee9c n\u0103ng ho\u1eb7c th\u00e0nh ph\u1ea7n c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t b\u1ee9c \u1ea3nh. Plugin n\u00e0y t\u01b0\u01a1ng t\u1ef1 nh\u01b0 t\u00ednh n\u0103ng xem h\u00ecnh \u1ea3nh \u201cTr\u01b0\u1edbc &#8211; Sau\u201d b\u1eb1ng m\u1ed9t thanh cu\u1ed9n qua l\u1ea1i \u0111\u01a1n gi\u1ea3n c\u00f3 trong Affinity Pro ho\u1eb7c Photoshop.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Th\u01b0 vi\u1ec7n TwentyTwenty sau khi \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o ng\u0103n x\u1ebfp ch\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai b\u1ee9c \u1ea3nh \u0111\u1ed9c \u0111\u00e1o, v\u1edbi m\u1ed9t thanh tr\u01b0\u1ee3t k\u00e8m theo \u0111\u1ec3 tr\u1ea3i nghi\u1ec7m v\u1eabn li\u1ec1n m\u1ea1ch. C\u00e1c trang web nh\u01b0 TinyPNG l\u00e0 m\u1ed9t v\u00ed d\u1ee5 cho plugin n\u00e0y, v\u00ec n\u00f3 cho ph\u00e9p qu\u1ea3n tr\u1ecb vi\u00ean web hi\u1ec3n th\u1ecb h\u00ecnh \u1ea3nh tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0o tr\u01b0\u1edbc khi n\u00e9n v\u00e0 nh\u01b0 th\u1ebf n\u00e0o sau khi n\u00e9n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed3ng th\u1eddi, kh\u00e1i ni\u1ec7m n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho m\u1ecdi t\u00ecnh hu\u1ed1ng m\u00e0 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng nh\u01b0 thay \u0111\u1ed5i th\u1ee9 g\u00ec \u0111\u00f3 t\u1eeb th\u1ee9 n\u00e0y sang th\u1ee9 kh\u00e1c v\u00e0 mu\u1ed1n cho kh\u00e1ch h\u00e0ng th\u1ea5y nh\u1eefng thay \u0111\u1ed5i m\u00e0 h\u1ecd c\u00f3 th\u1ec3 mong \u0111\u1ee3i.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn t\u01b0\u01a1ng t\u00e1c \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao b\u1edfi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 th\u00edch nghi v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt c\u00f4ng ngh\u1ec7 web hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n<h3><a href=\"https:\/\/ganlanyuan.github.io\/tiny-slider\/\" target=\"_blank\" rel=\"noopener\"><b>Tiny Slider<\/b><\/a><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-60712 aligncenter\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-tiny-slider-plugin-vippro.jpeg\" alt=\"jquery l\u00e0 g\u00ec - tiny slider plugin - itviec blog\" width=\"640\" height=\"396\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-tiny-slider-plugin-vippro.jpeg 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-tiny-slider-plugin-vippro-300x186.jpeg 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-tiny-slider-plugin-vippro-200x124.jpeg 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-tiny-slider-plugin-vippro-100x62.jpeg 100w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng thanh tr\u01b0\u1ee3t \u0111\u1ec3 tr\u00ecnh b\u00e0y n\u1ed9i dung cho b\u1ea5t k\u1ef3 trang web ho\u1eb7c blog n\u00e0o. Tiny Slider l\u00e0 m\u1ed9t s\u1ef1 l\u1ef1a ch\u1ecdn l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb Owl Carousel, mang l\u1ea1i cho b\u1ea1n m\u1ed9t gi\u1ea3i ph\u00e1p kh\u1ea3 d\u1ee5ng ngay l\u1eadp t\u1ee9c. M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng bao g\u1ed3m t\u1ea3i \u1ea3nh, ch\u1ebf \u0111\u1ed9 autoplay, c\u1ea3m \u1ee9ng\/di chuy\u1ec3n nh\u1ea1y, v\u00f2ng l\u1eb7p, \u2026 r\u1ea5t \u0111a d\u1ea1ng \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn hi\u1ec7u \u1ee9ng ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u v\u00e0 n\u1ed9i dung.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tiny Slider cho ph\u00e9p b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh theo \u00fd th\u00edch v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n. T\u1ea5t c\u1ea3 c\u00e1c t\u00f9y ch\u1ecdn, c\u00e0i \u0111\u1eb7t v\u00e0 th\u00f4ng tin kh\u00e1c \u0111\u1ec1u c\u00f3 s\u1eb5n tr\u00ean trang t\u00e0i li\u1ec7u \u0111\u1ec3 b\u1ea1n n\u1eafm b\u1eaft v\u00e0 b\u1eaft \u0111\u1ea7u \u0111\u00fang h\u01b0\u1edbng.<\/span><\/p>\n<h3><a href=\"http:\/\/fancybox.net\/\" target=\"_blank\" rel=\"noopener\"><b>Fancybox<\/b><\/a><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-60711 aligncenter\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-fancybox-plugin-vippro.jpeg\" alt=\"jquery l\u00e0 g\u00ec - fancybox plugin - itviec blog\" width=\"640\" height=\"331\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-fancybox-plugin-vippro.jpeg 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-fancybox-plugin-vippro-300x155.jpeg 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-fancybox-plugin-vippro-200x103.jpeg 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-fancybox-plugin-vippro-100x52.jpeg 100w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Fancybox l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 gi\u00fap b\u1ea1n tr\u00ecnh b\u00e0y t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i ph\u01b0\u01a1ng ti\u1ec7n kh\u00e1c nhau theo c\u00e1ch t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3. Video v\u00e0 h\u00ecnh \u1ea3nh ho\u1ea1t \u0111\u1ed9ng c\u1ef1c k\u1ef3 t\u1ed1t v\u1edbi Fancybox, gi\u00fap b\u1ea1n th\u1ec3 hi\u1ec7n ch\u00fang m\u1ed9t c\u00e1ch \u0111\u1eb9p m\u1eaft. M\u1eb7c d\u00f9 b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c c\u00e0i \u0111\u1eb7t m\u1eb7c \u0111\u1ecbnh, nh\u01b0ng b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eeda \u0111\u1ed5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh Fancybox \u0111\u1ec3 ph\u00f9 h\u1ee3p ch\u00ednh x\u00e1c v\u1edbi nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Fancy \u0111\u00e1p \u1ee9ng, ho\u1ea1t \u0111\u1ed9ng t\u1ed1t tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, m\u00e1y t\u00ednh b\u1ea3ng v\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n. N\u00f3i c\u00e1ch kh\u00e1c, hi\u1ec7u su\u1ea5t s\u1ebd \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng \u0111\u1ea7u ti\u00ean tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb v\u00e0 n\u1ec1n t\u1ea3ng. Fancybox c\u0169ng \u0111\u01b0\u1ee3c t\u0103ng t\u1ed1c GPU, nh\u1eadn d\u1ea1ng n\u1ed9i dung t\u1eeb c\u00e1c trang web n\u1ed5i ti\u1ebfng v\u00e0 \u0111\u1ea3m b\u1ea3o thi\u1ebft l\u1eadp nhanh ch\u00f3ng v\u00e0 d\u1ec5 d\u00e0ng. T\u1ea1o tr\u1ea3i nghi\u1ec7m th\u00fa v\u1ecb khi xem n\u1ed9i dung c\u1ee7a b\u1ea1n cho m\u1ecdi ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung_cau_hoi_jQuery_thuong_gap\"><\/span><b>Nh\u1eefng c\u00e2u h\u1ecfi jQuery th\u01b0\u1eddng g\u1eb7p<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>1. \u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa JavaScript v\u00e0 jQuery l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">JavaScript l\u00e0 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh, trong khi jQuery l\u00e0 th\u01b0 vi\u1ec7n c\u00f3 <a href=\"https:\/\/itviec.com\/blog\/api-la-gi\/\" target=\"_blank\" rel=\"noopener\">API<\/a> \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng cho JavaScript. jQuery \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef JavaScript.<\/span><\/p>\n<h3><b>2. Nh\u1eefng \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a jQuery l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng quan tr\u1ecdng c\u1ee7a jQuery l\u00e0:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Thao t\u00e1c DOM d\u1ec5 d\u00e0ng b\u1eb1ng c\u00f4ng c\u1ee5 Sizzle.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">X\u1eed l\u00fd s\u1ef1 ki\u1ec7n &amp; h\u1ed7 tr\u1ee3 AJAX.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hi\u1ec7u \u1ee9ng v\u00e0 h\u00ecnh \u1ea3nh \u0111\u1ed9ng t\u00edch h\u1ee3p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u01b0 vi\u1ec7n nh\u1eb9.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch \u0111a tr\u00ecnh duy\u1ec7t.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ed7 tr\u1ee3 CSS3, XPath c\u01a1 b\u1ea3n, HTML5.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Tong_ket_jQuery_la_gi\"><\/span><b>T\u1ed5ng k\u1ebft jQuery l\u00e0 g\u00ec<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">jQuery kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n JavaScript m\u00e0 c\u00f2n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd gi\u00fap gi\u1ea3m b\u1edbt g\u00e1nh n\u1eb7ng trong vi\u1ec7c ph\u00e1t tri\u1ec3n web. T\u00edch h\u1ee3p nhi\u1ec1u t\u00ednh n\u0103ng linh ho\u1ea1t, t\u1eeb x\u1eed l\u00fd s\u1ef1 ki\u1ec7n \u0111\u1ebfn thao t\u00e1c DOM v\u00e0 t\u01b0\u01a1ng t\u00e1c Ajax, jQuery \u0111\u00e3 \u0111\u1ed3ng h\u00e0nh c\u00f9ng c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n trong h\u00e0nh tr\u00ecnh t\u1ea1o ra nh\u1eefng trang web \u0111\u1eb9p m\u1eaft v\u00e0 hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, trong b\u1ed1i c\u1ea3nh ph\u00e1t tri\u1ec3n web hi\u1ec7n \u0111\u1ea1i, nhi\u1ec1u nh\u00e0 ph\u00e1t tri\u1ec3n c\u0169ng \u0111ang chuy\u1ec3n h\u01b0\u1edbng t\u1edbi s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi nh\u01b0 JavaScript thu\u1ea7n, React, Angular, ho\u1eb7c Vue.js. D\u00f9 l\u00e0 ch\u1ecdn l\u1ef1a jQuery hay c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi, quan tr\u1ecdng nh\u1ea5t l\u00e0 hi\u1ec3u r\u00f5 v\u1ec1 s\u1ee9c m\u1ea1nh v\u00e0 gi\u1edbi h\u1ea1n c\u1ee7a t\u1eebng c\u00f4ng c\u1ee5, \u0111\u1ec3 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng ch\u00fang m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 trong c\u00e1c d\u1ef1 \u00e1n ph\u00e1t tri\u1ec3n web c\u1ee7a m\u00ecnh.<\/span><\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" class=\"sp-no-webp wp-image-5668 aligncenter sp-no-webp entered lazyloaded\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2.png\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2.png 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2-200x200.png 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2-60x60.png 60w\" alt=\"robby-2\" width=\"300\" height=\"300\" data-lazy-src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2.png\" data-lazy-sizes=\"(max-width: 300px) 100vw, 300px\" data-lazy-srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2.png 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2-200x200.png 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2015\/07\/Robby2-60x60.png 60w\" data-ll-status=\"loaded\" \/><\/figure>\n<\/div>\n<p id=\"block-bdf220a1-3635-4794-9101-81d879939b92\" class=\"has-text-align-center\" style=\"text-align: center;\"><strong>B\u1ea1n th\u1ea5y b\u00e0i vi\u1ebft hay v\u00e0 h\u1eefu \u00edch? \u0110\u1eebng ng\u1ea1i Share v\u1edbi b\u1ea1n b\u00e8 v\u00e0 \u0111\u1ed3ng nghi\u1ec7p nh\u00e9.<\/strong><\/p>\n<p id=\"block-a1315aab-406f-48df-97fc-6b9584e6e134\" class=\"has-text-align-center\" style=\"text-align: center;\"><strong>V\u00e0 nhanh tay tham kh\u1ea3o\u00a0<a href=\"http:\/\/itviec.com\/?utm_medium=anchor_text_low&amp;utm_source=blog&amp;utm_campaign=viec_lam_it&amp;utm_content=jquery_la_gi\" target=\"_blank\" rel=\"noreferrer noopener\">vi\u1ec7c l\u00e0m IT<\/a>\u00a0\u201cch\u1ea5t\u201d tr\u00ean ITviec<\/strong>!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>jQuery l\u00e0 g\u00ec? Trong danh s\u00e1ch c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 th\u01b0 vi\u1ec7n cho l\u1eadp tr\u00ecnh vi\u00ean, jQuery n\u1ed5i b\u1eadt l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n JavaScript m\u1ea1nh m\u1ebd v\u00e0 linh ho\u1ea1t, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n web. V\u1edbi kh\u1ea3 n\u0103ng gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a m\u00e3 ngu\u1ed3n, jQuery \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t [&hellip;]<\/p>\n","protected":false},"author":95,"featured_media":60716,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109,10106],"tags":[],"class_list":["post-60238","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it","category-tai-lieu-js"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>jQuery l\u00e0 g\u00ec? Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 th\u01b0 vi\u1ec7n Javascript h\u00e0ng \u0111\u1ea7u<\/title>\n<meta name=\"description\" content=\"jQuery - th\u01b0 vi\u1ec7n JavaScript, l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n web h\u1eefu \u00edch. \u0110\u1ecdc b\u00e0i vi\u1ebft \u0111\u1ec3 hi\u1ec3u jQuery l\u00e0 g\u00ec v\u00e0 5 plugin jQuery ph\u1ed5 bi\u1ebfn.\" \/>\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\/jquery-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 jQuery - Th\u01b0 vi\u1ec7n Javascript h\u00e0ng \u0111\u1ea7u\" \/>\n<meta property=\"og:description\" content=\"jQuery l\u00e0 g\u00ec? Trong danh s\u00e1ch c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 th\u01b0 vi\u1ec7n cho l\u1eadp tr\u00ecnh vi\u00ean, jQuery n\u1ed5i b\u1eadt l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n JavaScript m\u1ea1nh m\u1ebd v\u00e0 linh ho\u1ea1t, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itviec.com\/blog\/jquery-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=\"2024-01-29T03:12:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-18T09:37:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/01\/jquery-la-gi-blog-thumbnail-vippro.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"950\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Tuong Uyen\" \/>\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=\"Tuong Uyen\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"15 ph\u00fat\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"jQuery l\u00e0 g\u00ec? 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