{"id":80874,"date":"2024-11-12T09:18:54","date_gmt":"2024-11-12T02:18:54","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=80874"},"modified":"2024-11-12T09:18:54","modified_gmt":"2024-11-12T02:18:54","slug":"lo-trinh-hoc-angular","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/lo-trinh-hoc-angular\/","title":{"rendered":"H\u1ecdc Angular to\u00e0n di\u1ec7n v\u1edbi L\u1ed9 tr\u00ecnh h\u1ecdc cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u"},"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\/lo-trinh-hoc-angular\/#Angular_la_gi\" >Angular 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\/lo-trinh-hoc-angular\/#Cac_chu_de_co_ban_trong_lo_trinh_hoc_Angular_cho_nguoi_moi_bat_dau\" >C\u00e1c ch\u1ee7 \u0111\u1ec1 c\u01a1 b\u1ea3n trong l\u1ed9 tr\u00ecnh h\u1ecdc Angular cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u<\/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\/lo-trinh-hoc-angular\/#Thuc_hanh_tao_ung_dung_Angular\" >Th\u1ef1c h\u00e0nh t\u1ea1o \u1ee9ng d\u1ee5ng Angular<\/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\/lo-trinh-hoc-angular\/#Cau_hoi_thuong_gap_ve_lo_trinh_hoc_Angular\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 l\u1ed9 tr\u00ecnh h\u1ecdc Angular<\/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\/lo-trinh-hoc-angular\/#Tong_ket_Lo_trinh_hoc_Angular\" >T\u1ed5ng k\u1ebft L\u1ed9 tr\u00ecnh h\u1ecdc Angular<\/a><\/li><\/ul><\/nav><\/div>\n<p><em><strong>Angular \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn l\u00e0 framework m\u00e3 ngu\u1ed3n m\u1edf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o c\u00e1c \u1ee9ng d\u1ee5ng web mang t\u00ednh hi\u1ec7n \u0111\u1ea1i v\u00e0 n\u0103ng \u0111\u1ed9ng. N\u1ebfu b\u1ea1n m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 Angular th\u00ec ch\u1eafc h\u1eb3n s\u1ebd c\u1ea7n\u00a0 n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 th\u01b0 vi\u1ec7n v\u00e0 framework n\u00e0y. V\u1eady h\u1ecdc Angular cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u c\u1ea7n ch\u00fa tr\u1ecdng \u0111\u1ebfn nh\u1eefng ch\u1ee7 \u0111\u1ec1 n\u00e0o?<\/strong><\/em><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecdc b\u00e0i vi\u1ebft sau \u0111\u00e2y \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p chi ti\u1ebft h\u01a1n v\u1ec1:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1eefng th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n v\u00e0 c\u1ea7n thi\u1ebft trong l\u1ed9 tr\u00ecnh h\u1ecdc Angular cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00e1ch t\u1ea1o Angular Application \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Angular_la_gi\"><\/span><b>Angular l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Angular l\u00e0 m\u1ed9t framework Javascript \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng TypeScript v\u00e0 ph\u00e1t tri\u1ec3n b\u1edfi Google. C\u00e1c l\u1eadp tr\u00ecnh vi\u00ean front-end th\u01b0\u1eddng s\u1eed d\u1ee5ng Angular \u0111\u1ec3 thao t\u00e1c d\u1eef li\u1ec7u trong ph\u00e1t tri\u1ec3n web hi\u1ec7u qu\u1ea3 h\u01a1n. Trong phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t, Angular \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn hi\u1ec7u qu\u1ea3 h\u01a1n, c\u00e1c ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i \u0111\u01b0\u1ee3c chuy\u1ec3n sang module kh\u00e1c nhau.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Angular \u0111\u00e3 v\u01b0\u1ee3t qua c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a JavaScript \u0111\u1ec3 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng v\u1edbi \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u01b0 module, kh\u1ea3 n\u0103ng ki\u1ec3m tra v\u00e0 n\u0103ng su\u1ea5t c\u1ee7a developer.<\/span><\/p>\n<blockquote><p><em>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/itviec.com\/blog\/angular-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>Angular l\u00e0 g\u00ec? C\u00f3 ph\u1ea3i l\u00e0 v\u0169 kh\u00ed h\u1ea1ng n\u1eb7ng c\u1ee7a Front-end Developer?<\/strong><\/a><\/em><\/p><\/blockquote>\n<h2><span class=\"ez-toc-section\" id=\"Cac_chu_de_co_ban_trong_lo_trinh_hoc_Angular_cho_nguoi_moi_bat_dau\"><\/span><b> C\u00e1c ch\u1ee7 \u0111\u1ec1 c\u01a1 b\u1ea3n trong l\u1ed9 tr\u00ecnh h\u1ecdc Angular cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ed1i v\u1edbi nh\u1eefng b\u1ea1n m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 Angular, b\u1ea1n s\u1ebd c\u1ea7n n\u1eafm v\u1eefng m\u1ed9t s\u1ed1 ch\u1ee7 \u0111\u1ec1 c\u01a1 b\u1ea3n v\u1ec1 Angular, c\u1ee5 th\u1ec3 nh\u01b0 sau:\u00a0<\/span><\/p>\n<h3><b>Angular Expression<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong Angular, bi\u1ec3u th\u1ee9c (expressions) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 hi\u1ec3n th\u1ecb d\u1eef li\u1ec7u \u0111\u1ed9ng trong template. Angular s\u1eed d\u1ee5ng c\u00fa ph\u00e1p n\u1ed9i suy (interpolation) v\u1edbi d\u1ea5u ngo\u1eb7c nh\u1ecdn k\u00e9p <\/span><span style=\"font-weight: 400;\">{{ }}<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 hi\u1ec3n th\u1ecb gi\u00e1 tr\u1ecb c\u1ee7a bi\u1ec3u th\u1ee9c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bi\u1ec3u th\u1ee9c trong Angular r\u1ea5t gi\u1ed1ng v\u1edbi bi\u1ec3u th\u1ee9c trong JavaScript, c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c k\u00fd t\u1ef1, to\u00e1n t\u1eed v\u00e0 bi\u1ebfn. V\u00ed d\u1ee5 nh\u01b0:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ app.component.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-root',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0template: `<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;h1&gt;Angular Expression Example&lt;\/h1&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;This is an expression: {{ 1.5 * 5 }}&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;Current time: {{ getCurrentTime() }}&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0`<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppComponent {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0getCurrentTime() {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0return new Date().toLocaleTimeString();<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h3><b>Angular Module<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong Angular, m\u1ed9t module l\u00e0 m\u1ed9t container \u0111\u1ec3 t\u1ed5 ch\u1ee9c c\u00e1c th\u00e0nh ph\u1ea7n li\u00ean quan c\u1ee7a \u1ee9ng d\u1ee5ng. Modules gi\u00fap t\u1ed5 ch\u1ee9c code, qu\u1ea3n l\u00fd dependencies, v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u00e1i s\u1eed d\u1ee5ng. M\u1ed7i \u1ee9ng d\u1ee5ng Angular c\u00f3 \u00edt nh\u1ea5t m\u1ed9t module, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 root module, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 <\/span><b>AppModule<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Modules \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng decorator <\/span><b>@NgModule<\/b><span style=\"font-weight: 400;\">. Decorator n\u00e0y nh\u1eadn m\u1ed9t metadata object m\u00f4 t\u1ea3 c\u00e1ch bi\u00ean d\u1ecbch template c\u1ee7a component v\u00e0 c\u00e1ch t\u1ea1o injector khi runtime.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00ed d\u1ee5 v\u1ec1 c\u00e1ch t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng module trong Angular:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ app.module.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { NgModule } from '@angular\/core';<\/span>\r\n<span style=\"font-weight: 400;\">import { BrowserModule } from '@angular\/platform-browser';<\/span>\r\n<span style=\"font-weight: 400;\">import { AppComponent } from '.\/app.component';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@NgModule({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0imports: [BrowserModule],<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0declarations: [AppComponent],<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0bootstrap: [AppComponent]<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppModule { }<\/span>\r\n\r\n<span style=\"font-weight: 400;\">\/\/ app.component.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-root',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0template: `<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;h1&gt;Welcome to {{ title }}!&lt;\/h1&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;{{ firstName }} {{ lastName }}&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0`<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppComponent {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0title = 'My Angular App';<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0firstName = 'John';<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0lastName = 'Doe';<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h3><b>Angular Directives<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ch\u1ec9 th\u1ecb (Directives) trong Angular cho ph\u00e9p b\u1ea1n m\u1edf r\u1ed9ng HTML b\u1eb1ng c\u00e1ch cung c\u1ea5p c\u00fa ph\u00e1p m\u1edbi. M\u1ed7i ch\u1ec9 th\u1ecb c\u00f3 m\u1ed9t t\u00ean, c\u00f3 th\u1ec3 l\u00e0 t\u00ean \u0111\u01b0\u1ee3c Angular \u0111\u1ecbnh ngh\u0129a tr\u01b0\u1edbc ho\u1eb7c t\u00ean t\u00f9y ch\u1ec9nh. Ch\u1ec9 th\u1ecb c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t thu\u1ed9c t\u00ednh, m\u1ed9t ph\u1ea7n t\u1eed, m\u1ed9t component ho\u1eb7c m\u1ed9t ch\u1ecdn l\u1ecdc CSS.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Angular c\u00f3 nhi\u1ec1u ch\u1ec9 th\u1ecb t\u00edch h\u1ee3p cung c\u1ea5p c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c nhau. M\u1ed9t s\u1ed1 ch\u1ec9 th\u1ecb ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ec9 th\u1ecb *ngIf \u0111\u1ec3 hi\u1ec3n th\u1ecb n\u1ed9i dung c\u00f3 \u0111i\u1ec1u ki\u1ec7n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ec9 th\u1ecb *ngFor \u0111\u1ec3 l\u1eb7p qua m\u1ed9t danh s\u00e1ch c\u00e1c ph\u1ea7n t\u1eed.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ec9 th\u1ecb [(ngModel)] \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o r\u00e0ng bu\u1ed9c hai chi\u1ec1u gi\u1eefa view v\u00e0 component.<\/span><\/li>\n<\/ul>\n<pre><span style=\"font-weight: 400;\">\/\/ app.component.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-root',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0template: `<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;h1&gt;Welcome to {{ title }}!&lt;\/h1&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;input [(ngModel)]=\"name\" placeholder=\"Enter your name\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p *ngIf=\"name\"&gt;Hello, {{ name }}!&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;ul&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0\u00a0\u00a0&lt;li *ngFor=\"let item of items\"&gt;{{ item }}&lt;\/li&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;\/ul&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0`<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppComponent {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0title = 'My Angular App';<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0name = '';<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0items = ['Item 1', 'Item 2', 'Item 3'];<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h3><b>Data Binding<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong Angular, Data Binding \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c \u0111\u1ed3ng b\u1ed9 h\u00f3a Model v\u00e0 View. C\u00e1c \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng Angular th\u01b0\u1eddng c\u00f3 m\u1ed9t m\u00f4 h\u00ecnh d\u1eef li\u1ec7u, l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p th\u00f4ng tin m\u00e0 \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng. Li\u00ean k\u1ebft d\u1eef li\u1ec7u (Data Binding) li\u00ean k\u1ebft c\u00e1c bi\u1ec3u th\u1ee9c Angular v\u1edbi d\u1eef li\u1ec7u Angular.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Angular cung c\u1ea5p nhi\u1ec1u c\u00e1ch \u0111\u1ec3 th\u1ef1c hi\u1ec7n data binding, cho ph\u00e9p giao ti\u1ebfp hi\u1ec7u qu\u1ea3 gi\u1eefa logic c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0 giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng. Hi\u1ec7n t\u1ea1i, Angular h\u1ed7 tr\u1ee3 b\u1ed1n lo\u1ea1i Data Binding ch\u00ednh:<\/span><\/p>\n<p><b>Interpolation (N\u1ed9i suy):<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng d\u1ea5u ngo\u1eb7c nh\u1ecdn k\u00e9p {{ }} \u0111\u1ec3 hi\u1ec3n th\u1ecb gi\u00e1 tr\u1ecb c\u1ee7a m\u1ed9t thu\u1ed9c t\u00ednh component trong template.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;p&gt;Welcome, {{ username }}!&lt;\/p&gt;<\/span><\/pre>\n<p><b>Property Binding:<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng d\u1ea5u ngo\u1eb7c vu\u00f4ng [ ] \u0111\u1ec3 r\u00e0ng bu\u1ed9c m\u1ed9t thu\u1ed9c t\u00ednh c\u1ee7a ph\u1ea7n t\u1eed DOM v\u1edbi m\u1ed9t bi\u1ec3u th\u1ee9c trong component.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;img [src]=\"userAvatar\"&gt;<\/span><\/pre>\n<p><b>Event Binding:<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng d\u1ea5u ngo\u1eb7c tr\u00f2n ( ) \u0111\u1ec3 l\u1eafng nghe v\u00e0 ph\u1ea3n h\u1ed3i v\u1edbi c\u00e1c s\u1ef1 ki\u1ec7n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;button (click)=\"onSubmit()\"&gt;Submit&lt;\/button&gt;<\/span><\/pre>\n<p><b>Two-way Binding:<\/b><span style=\"font-weight: 400;\"> K\u1ebft h\u1ee3p property binding v\u00e0 event binding, s\u1eed d\u1ee5ng c\u00fa ph\u00e1p [( )] (th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8220;banana in a box&#8221;).<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;input [(ngModel)]=\"username\"&gt;<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 v\u1ec1 m\u1ed9t component Angular s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i data binding:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ user-profile.component.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-user-profile',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0template: `<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;h2&gt;{{ title }}&lt;\/h2&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;img [src]=\"userAvatar\" [alt]=\"username\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;Welcome, {{ username }}!&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;input [(ngModel)]=\"username\" placeholder=\"Change username\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;button (click)=\"updateProfile()\"&gt;Update Profile&lt;\/button&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0`<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class UserProfileComponent {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0title = 'User Profile';<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0username = 'John Doe';<\/span>\r\n<span style=\"font-weight: 400;\">\u00a0\u00a0userAvatar = 'path\/to\/avatar.jpg';<\/span>\r\n\r\n<span style=\"font-weight: 400;\"> \u00a0updateProfile() {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0console.log('Profile updated for:', this.username);<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h3><b>Angular Components<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong Angular hi\u1ec7n \u0111\u1ea1i, Components \u0111\u00e3 thay th\u1ebf Controllers. Components l\u00e0 c\u00e1c kh\u1ed1i x\u00e2y d\u1ef1ng c\u01a1 b\u1ea3n c\u1ee7a \u1ee9ng d\u1ee5ng Angular, k\u1ebft h\u1ee3p template HTML v\u1edbi logic TypeScript.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 v\u1ec1 m\u1ed9t component \u0111\u01a1n gi\u1ea3n:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ user.component.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-user',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0template: `<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;h2&gt;User Information&lt;\/h2&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;First Name: &lt;input [(ngModel)]=\"firstName\"&gt;&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;Last Name: &lt;input [(ngModel)]=\"lastName\"&gt;&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0&lt;p&gt;Full Name: {{ firstName }} {{ lastName }}&lt;\/p&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0`<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class UserComponent {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0firstName = 'John';<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0lastName = 'Doe';<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h3><b>Data Management<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Angular s\u1eed d\u1ee5ng binding tr\u1ef1c ti\u1ebfp gi\u1eefa component v\u00e0 template, thay v\u00ec s\u1eed d\u1ee5ng $scope nh\u01b0 trong AngularJS.<\/span><\/p>\n<h3><b>Routing<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecbnh tuy\u1ebfn (Routing) cho ph\u00e9p \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n \u0111\u1ecbnh tuy\u1ebfn c\u00e1c trang kh\u00e1c nhau m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea3i l\u1ea1i to\u00e0n b\u1ed9 \u1ee9ng d\u1ee5ng. Angular cung c\u1ea5p m\u1ed9t h\u1ec7 th\u1ed1ng routing m\u1ea1nh m\u1ebd th\u00f4ng qua @angular\/router:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ app-routing.module.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { NgModule } from '@angular\/core';<\/span>\r\n<span style=\"font-weight: 400;\">import { RouterModule, Routes } from '@angular\/router';<\/span>\r\n<span style=\"font-weight: 400;\">import { HomeComponent } from '.\/home.component';<\/span>\r\n<span style=\"font-weight: 400;\">import { UserComponent } from '.\/user.component';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">const routes: Routes = [<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0{ path: 'home', component: HomeComponent },<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0{ path: 'user', component: UserComponent },<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0{ path: '', redirectTo: '\/home', pathMatch: 'full' }<\/span>\r\n<span style=\"font-weight: 400;\">];<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@NgModule({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0imports: [RouterModule.forRoot(routes)],<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0exports: [RouterModule]<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppRoutingModule { }<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng router trong template:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;nav&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;a routerLink=\"\/home\"&gt;Home&lt;\/a&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;a routerLink=\"\/user\"&gt;User&lt;\/a&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;\/nav&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;router-outlet&gt;&lt;\/router-outlet&gt;<\/span><\/pre>\n<h3><b>Dependency Injection<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Angular c\u00f3 h\u1ec7 th\u1ed1ng Dependency Injection (DI) t\u00edch h\u1ee3p s\u1eb5n:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ user.service.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Injectable } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Injectable({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0providedIn: 'root'<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class UserService {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0getUser() {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0return { name: 'John Doe', age: 30 };<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}<\/span>\r\n<span style=\"font-weight: 400;\">}\r\n<\/span>\r\n<span style=\"font-weight: 400;\">\/\/ user.component.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n<span style=\"font-weight: 400;\">import { UserService } from '.\/user.service';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-user',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0template: `&lt;p&gt;User: {{ user.name }}, Age: {{ user.age }}&lt;\/p&gt;`<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class UserComponent {<\/span>\r\n<span style=\"font-weight: 400;\">\u00a0\u00a0user: { name: string, age: number };<\/span>\r\n\r\n<span style=\"font-weight: 400;\"> \u00a0constructor(private userService: UserService) {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0this.user = this.userService.getUser();<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0}<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<h3><b>Modules<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Angular s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng module \u0111\u1ec3 t\u1ed5 ch\u1ee9c \u1ee9ng d\u1ee5ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">\/\/ app.module.ts<\/span>\r\n<span style=\"font-weight: 400;\">import { NgModule } from '@angular\/core';<\/span>\r\n<span style=\"font-weight: 400;\">import { BrowserModule } from '@angular\/platform-browser';<\/span>\r\n<span style=\"font-weight: 400;\">import { FormsModule } from '@angular\/forms';<\/span>\r\n<span style=\"font-weight: 400;\">import { AppRoutingModule } from '.\/app-routing.module';<\/span>\r\n<span style=\"font-weight: 400;\">import { AppComponent } from '.\/app.component';<\/span>\r\n<span style=\"font-weight: 400;\">import { UserComponent } from '.\/user.component';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@NgModule({<\/span>\r\n<span style=\"font-weight: 400;\">declarations: [AppComponent, UserComponent],<\/span>\r\n<span style=\"font-weight: 400;\">imports: [BrowserModule, FormsModule, AppRoutingModule],<\/span>\r\n<span style=\"font-weight: 400;\">bootstrap: [AppComponent]<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppModule { }<\/span><\/pre>\n<h3><b>Bootstrap Integration<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Bootstrap l\u00e0 b\u1ed9 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o v\u00e0 <\/span><a href=\"https:\/\/itviec.com\/blog\/lap-trinh-web-la-gi\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">l\u1eadp tr\u00ecnh web<\/span><\/a><span style=\"font-weight: 400;\"> c\u0169ng nh\u01b0 \u1ee9ng d\u1ee5ng web. \u0110\u00e2y l\u00e0 m\u1ed9t d\u1ef1 \u00e1n m\u00e3 ngu\u1ed3n m\u1edf v\u00e0 mi\u1ec5n ph\u00ed do X t\u1ea1o ra, \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean GitHub.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Angular c\u00f3 th\u1ec3 t\u00edch h\u1ee3p v\u1edbi Bootstrap th\u00f4ng qua c\u00e1c th\u01b0 vi\u1ec7n nh\u01b0 ng-bootstrap ho\u1eb7c ngx-bootstrap, ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Bootstrap CSS tr\u1ef1c ti\u1ebfp:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;link href=\"https:\/\/cdn.jsdelivr.net\/npm\/bootstrap@5.1.3\/dist\/css\/bootstrap.min.css\" rel=\"stylesheet\"&gt;<\/span><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"Thuc_hanh_tao_ung_dung_Angular\"><\/span><b>Th\u1ef1c h\u00e0nh t\u1ea1o \u1ee9ng d\u1ee5ng Angular<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>T\u1ea1o th\u01b0 m\u1ee5c Hello World Application<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">T\u1ea1o m\u1ed9t th\u01b0 m\u1ee5c cho \u1ee9ng d\u1ee5ng \u1edf v\u1ecb tr\u00ed mong mu\u1ed1n tr\u00ean h\u1ec7 th\u1ed1ng v\u00e0 m\u1edf n\u00f3 tr\u00ean tr\u00ecnh duy\u1ec7t m\u00e0 b\u1ea1n th\u01b0\u1eddng s\u1eed d\u1ee5ng (VSCode,&#8230;). Sau \u0111\u00f3, m\u1edf m\u1ed9t terminal m\u1edbi v\u00e0 nh\u1eadp l\u1ec7nh sau \u0111\u1ec3 t\u1ea1o th\u01b0 m\u1ee5c \u1ee9ng d\u1ee5ng:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">ng new hello-world<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Khi l\u1ec7nh \u0111\u01b0\u1ee3c ch\u1ea1y, Angular s\u1ebd t\u1ea1o m\u1ed9t ph\u1ea7n khung \u1ee9ng d\u1ee5ng trong th\u01b0 m\u1ee5c, bao g\u1ed3m m\u1ed9t lo\u1ea1t c\u00e1c t\u1ec7p v\u00e0 nhu c\u1ea7u quan tr\u1ecdng kh\u00e1c cho \u1ee9ng d\u1ee5ng.<\/span><\/p>\n<h3><b>Kh\u1edfi \u0111\u1ed9ng \u1ee9ng d\u1ee5ng<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ch\u1ea1y \u1ee9ng d\u1ee5ng, b\u1ea1n h\u00e3y \u0111\u1ed5i th\u01b0 m\u1ee5c th\u00e0nh th\u01b0 m\u1ee5c \u0111\u00e3 t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng l\u1ec7nh ng.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">cd hello-world<\/span>\r\n\r\n<span style=\"font-weight: 400;\">ng serve<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Sau khi ch\u1ea1y, h\u00e3y m\u1edf tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn localhost:4200. N\u1ebfu m\u1ed9t \u1ee9ng d\u1ee5ng kh\u00e1c \u0111ang ch\u1ea1y tr\u00ean \u0111\u1ecba ch\u1ec9 d\u00f3, b\u1ea1n ch\u1ec9 c\u1ea7n ch\u1ea1y l\u1ec7nh ng serve-port. C\u00e2u l\u1ec7nh n\u00e0y s\u1ebd t\u1ea1o ra m\u1ed9t c\u1ed5ng \u0111\u1ec3 b\u1ea1n \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ec3 l\u1ec7nh ng serve ch\u1ea1y trong terminal v\u00e0 ti\u1ebfp t\u1ee5c th\u1ef1c hi\u1ec7n thay \u0111\u1ed5i. N\u1ebfu b\u1ea1n m\u1edf \u1ee9ng d\u1ee5ng trong tr\u00ecnh duy\u1ec7t, n\u00f3 s\u1ebd t\u1ef1 \u0111\u1ed9ng l\u00e0m m\u1edbi m\u1ed7i l\u1ea7n b\u1ea1n l\u01b0u thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng v\u00e0 l\u1eb7p l\u1ea1i.<\/span><\/p>\n<h3><b>Angular App<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">B\u1ea5t k\u1ef3 \u1ee9ng d\u1ee5ng Angular \u0111\u1ec1u l\u00e0 \u1ee9ng d\u1ee5ng d\u1ee5ng m\u1ed9t trang (SPA), do \u0111\u00f3 vi\u1ec7c t\u1ea3i c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi m\u1ed9t y\u00eau c\u1ea7u ch\u00ednh \u0111\u1ebfn m\u00e1y ch\u1ee7.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi b\u1ea1n m\u1edf b\u1ea5t k\u1ef3 URL n\u00e0o trong tr\u00ecnh duy\u1ec7t, y\u00eau c\u1ea7u \u0111\u1ea7u ti\u00ean s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn m\u00e1y ch\u1ee7. Y\u00eau c\u1ea7u ban \u0111\u1ea7u n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng b\u1edfi m\u1ed9t trang HTML, sau \u0111\u00f3 t\u1ea3i c\u00e1c t\u1ec7p JavaScript c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ea3i c\u1ea3 Angular c\u0169ng nh\u01b0 m\u00e3 \u1ee9ng d\u1ee5ng v\u00e0 m\u1eabu.<\/span><\/p>\n<h3><b>Root HTML &#8211; index.html<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">C\u1ea5u tr\u00fac c\u1ee7a Root Components th\u01b0\u1eddng ng\u1eafn g\u1ecdn, h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 tham chi\u1ebfu ho\u1eb7c ph\u1ee5 thu\u1ed9c n\u00e0o. Th\u00e0nh ph\u1ea7n ch\u00ednh duy nh\u1ea5t trong t\u1ec7p l\u00e0 ph\u1ea7n t\u1eed &lt;app.root&gt;, \u0111\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 \u0111i\u1ec3m \u0111\u00e1nh d\u1ea5u \u0111\u1ec3 t\u1ea3i \u1ee9ng d\u1ee5ng. T\u1ea5t c\u1ea3 m\u00e3 \u1ee9ng d\u1ee5ng, ki\u1ec3u v\u00e0 m\u1eabu n\u1ed9i tuy\u1ebfn \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o t\u1ec7p index.html khi ch\u1ea1y b\u1eb1ng l\u1ec7nh ng serve.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u1ee5 th\u1ec3 nh\u01b0 sau:\u00a0<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;!doctype html&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;html lang=\"en\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;head&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;meta charset=\"utf-8\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;title&gt;HelloWorld&lt;\/title&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;base href=\"\/\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;meta name=\"viewport\" content=\"width=device-width, initial-scale=1\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;link rel=\"icon\" type=\"image\/x-icon\" href=\"favicon.ico\"&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;\/head&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;body&gt;<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0&lt;app-root&gt;&lt;\/app-root&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;\/body&gt;<\/span>\r\n<span style=\"font-weight: 400;\">&lt;\/html&gt;<\/span><\/pre>\n<h3><b>The Entry Point &#8211; main.ts<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ph\u1ea7n quan tr\u1ecdng th\u1ee9 hai ch\u00ednh l\u00e0 t\u1ec7p main.ts. N\u1ebfu t\u1ec7p index.html ch\u1ecbu tr\u00e1ch nhi\u1ec7m nh\u1eefng t\u1ec7p n\u00e0o s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i th\u00ec t\u1ec7p main.ts s\u1ebd x\u00e1c \u0111\u1ecbnh module Angular n\u00e0o s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i khi \u1ee9ng d\u1ee5ng b\u1eaft \u0111\u1ea7u.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">H\u1ea7u h\u1ebft m\u00e3 trong t\u1ec7p main.ts kh\u00e1 chung chung v\u00e0 b\u1ea1n hi\u1ebfm khi ph\u1ea3i can thi\u1ec7p v\u00e0o ho\u1eb7c thay \u0111\u1ed5i t\u1ec7p n\u00e0y. M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 h\u01b0\u1edbng framework Angular \u0111\u1ebfn module c\u1ed1t l\u00f5i c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0 k\u00edch ho\u1ea1t ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a m\u00e3 ngu\u1ed3n \u1ee9ng d\u1ee5ng t\u1eeb \u0111i\u1ec3m \u0111\u00f3.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">import { enableProdMode } from '@angular\/core';\r\n<\/span>\r\n<span style=\"font-weight: 400;\">import { platformBrowserDynamic } from '@angular\/platform-browser-dynamic';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import { AppModule } from '.\/app\/app.module';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import { environment } from '.\/environments\/environment';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">if (environment.production) {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0enableProdMode();<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span>\r\n<span style=\"font-weight: 400;\">platformBrowserDynamic().bootstrapModule(AppModule)<\/span>\r\n<span style=\"font-weight: 400;\">.catch(err =&gt; console.error(err));<\/span><\/pre>\n<h3><b>Main Module &#8211; app.module.ts<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 n\u01a1i m\u00e3 ngu\u1ed3n \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n b\u1eaft \u0111\u1ea7u. T\u1ec7p module \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 c\u1ea5u h\u00ecnh c\u1ed1t l\u00f5i c\u1ee7a \u1ee9ng d\u1ee5ng, t\u1eeb vi\u1ec7c t\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c ph\u1ee5 thu\u1ed9c c\u1ea7n thi\u1ebft v\u00e0 c\u00f3 li\u00ean quan, khai b\u00e1o th\u00e0nh ph\u1ea7n n\u00e0o s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n, cho \u0111\u1ebfn vi\u1ec7c \u0111\u00e1nh d\u1ea5u th\u00e0nh ph\u1ea7n n\u00e0o l\u00e0 \u0111i\u1ec3m v\u00e0o ch\u00ednh (main entry point) c\u1ee7a \u1ee9ng d\u1ee5ng.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">import { BrowserModule } from '@angular\/platform-browser';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import { NgModule } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import { AppRoutingModule } from '.\/app-routing.module';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">import { AppComponent } from '.\/app.component';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@NgModule({<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0declarations: [<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0AppComponent<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0],<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0imports: [<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0BrowserModule,<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0\u00a0\u00a0AppRoutingModule<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0],<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0providers: [],<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0bootstrap: [AppComponent]<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n<span style=\"font-weight: 400;\">export class AppModule { }<\/span><\/pre>\n<h3><b>Root Components &#8211; AppComponents\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">app.components.ts l\u00e0 m\u00e3 Angular th\u1ef1c t\u1ebf c\u00f3 c\u00f4ng d\u1ee5ng \u0111i\u1ec1u khi\u1ec3n ch\u1ee9c n\u0103ng c\u1ee7a \u1ee9ng d\u1ee5ng. M\u1ed9t th\u00e0nh ph\u1ea7n Angular kh\u00f4ng g\u00ec kh\u00e1c ngo\u00e0i TypeScript \u0111\u01b0\u1ee3c trang b\u1ecb b\u1eb1ng m\u1ed9t s\u1ed1 thu\u1ed9c t\u00ednh v\u00e0 si\u00eau d\u1eef li\u1ec7u. L\u1edbp n\u00e0y \u0111\u00f3ng g\u00f3i t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a components, trong khi @Component s\u1ebd ch\u1ec9 \u0111\u1ecbnh c\u00e1ch n\u00f3 \u0111\u01b0\u1ee3c d\u1ecbch sang HTML.<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">import { Component } from '@angular\/core';<\/span>\r\n\r\n<span style=\"font-weight: 400;\">@Component({<\/span>\r\n\r\n<span style=\"font-weight: 400;\"> \u00a0selector: 'app-root',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0templateUrl: '.\/app.component.html',<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0styleUrls: ['.\/app.component.css']<\/span>\r\n<span style=\"font-weight: 400;\">})<\/span>\r\n\r\n<span style=\"font-weight: 400;\">export class AppComponent {<\/span>\r\n<span style=\"font-weight: 400;\"> \u00a0title = 'hello-world';<\/span>\r\n<span style=\"font-weight: 400;\">}<\/span><\/pre>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 x\u00f3a t\u1ea5t c\u1ea3 m\u00e3 v\u00e0 nh\u1eadp n\u1ed9i dung b\u1ea1n mu\u1ed1n hi\u1ec3n th\u1ecb tr\u00ean tr\u00ecnh duy\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 ch\u00e8n logo v\u00e0o t\u1ec7p v\u00e0 hi\u1ec3n th\u1ecb ch\u00fang tr\u00ean tr\u00ecnh duy\u1ec7t b\u1eb1ng m\u1ed9t th\u00f4ng b\u00e1o:<\/span><\/p>\n<pre><span style=\"font-weight: 400;\">&lt;img [src]= \"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2020\/12\/blog_logo_retina.png\" class=\"center\" [width]=\"200\"[height]=\"80\" display:block&gt;<\/span>\r\n\r\n<span style=\"font-weight: 400;\">&lt;h1&gt;Hello! Welcome to the Hello-World tutorial&lt;\/h1&gt;<\/span><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_lo_trinh_hoc_Angular\"><\/span><b> C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 l\u1ed9 tr\u00ecnh h\u1ecdc Angular<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>B\u1eaft \u0111\u1ea7u h\u1ecdc Angular nh\u01b0 th\u1ebf n\u00e0o?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea7u ti\u00ean, \u0111\u1ec3 hi\u1ec3u r\u00f5 v\u1ec1 Angular b\u1ea1n s\u1ebd c\u1ea7n l\u00e0m quen v\u00e0 c\u00f3 g\u00f3c nh\u00ecn c\u01a1 b\u1ea3n v\u1ec1 c\u00e1c th\u00e0nh ph\u1ea7n trong Angular. B\u1ea1n n\u00ean d\u00e0nh th\u1eddi gian h\u1ecdc h\u1ecdc k\u1ef9 v\u1ec1 c\u00e1c b\u00e0i h\u1ecdc, th\u00e0nh th\u1ea1o m\u1ee9c \u0111\u1ed9 c\u01a1 b\u1ea3n tr\u01b0\u1edbc khi l\u00e0m quen v\u1edbi c\u00e1c d\u1ef1 \u00e1n n\u00e2ng cao h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nh\u00ecn chung, n\u1ebfu b\u1ea1n n\u1eafm v\u1eefng nh\u1eefng ch\u1ee7 \u0111\u1ec1 sau s\u1ebd gi\u00fap qu\u00e1 tr\u00ecnh h\u1ecdc Angular s\u1ebd d\u1ec5 d\u00e0ng h\u01a1n, c\u1ee5 th\u1ec3 nh\u01b0:\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00f3 n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c v\u1ec1 HTML, CSS v\u00e0 JavaScript.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 MVC (Model-View-Controllers)\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00f4 h\u00ecnh DOM.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ee9c n\u0103ng v\u00e0 x\u1eed l\u00fd l\u1ed7i trong JavaScript.\u00a0<\/span><\/li>\n<\/ul>\n<h3><b>H\u1ecdc Angular c\u00f3 kh\u00f3 kh\u00f4ng?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Angular d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 learning curve \u0111\u1ed9 d\u1ed1c nhi\u1ec1u h\u01a1n khi so s\u00e1nh v\u1edbi React. Angular Framework d\u00e0i d\u00f2ng h\u01a1n khi so s\u00e1nh, h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd th\u00e0nh ph\u1ea7n c\u0169ng ph\u1ee9c t\u1ea1p v\u00e0 \u0111\u00f2i h\u1ecfi nhi\u1ec1u h\u00e0nh \u0111\u1ed9ng l\u1eb7p \u0111i l\u1eb7p l\u1ea1i.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ra, framework li\u00ean t\u1ee5c thay \u0111\u1ed5i v\u00e0 c\u1eadp nh\u1eadt theo xu h\u01b0\u1edbng m\u1edbi nh\u1ea5t n\u00ean c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean ph\u1ea3i li\u00ean t\u1ee5c c\u1eadp nh\u1eadt k\u1ef9 n\u0103ng c\u1ee7a m\u00ecnh. S\u1eed d\u1ee5ng TypeScript v\u00e0 RxJS trong c\u00e1c phi\u00ean b\u1ea3n Angular 2+ c\u0169ng l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 nan gi\u1ea3i, m\u1eb7c d\u00f9 TypeScript t\u01b0\u01a1ng t\u1ef1 nh\u01b0 JavaScript nh\u01b0ng vi\u1ec7c h\u1ecdc n\u00f3 s\u1ebd c\u1ea7n kho\u1ea3ng th\u1eddi gian l\u00e2u h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, n\u1ebfu b\u1ea1n c\u00f3 l\u1ed9 tr\u00ecnh h\u1ecdc th\u00edch h\u1ee3p v\u00e0 n\u1eafm v\u1eefng ki\u1ebfn th\u1ee9c t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn n\u00e2ng cao th\u00ec s\u1ebd kh\u00f4ng qu\u00e1 kh\u00f3 \u0111\u1ec3 h\u1ecdc Angular.<\/span><\/p>\n<h3><b>C\u00f3 n\u00ean h\u1ecdc Angular v\u00e0o n\u0103m 2024 kh\u00f4ng?\u00a0<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Angular l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh ph\u1ed5 bi\u1ebfn v\u00e0 c\u00f3 t\u00ednh \u1ee9ng d\u1ee5ng cao. Angular l\u00e0 m\u1ed9t framework to\u00e0n di\u1ec7n \u0111\u1ea3m b\u1ea3o \u0111\u1ed3ng b\u1ed9 ho\u00e1 d\u1eef li\u1ec7u trong t\u1ea5t c\u1ea3 thi\u1ebft b\u1ecb, t\u1eeb \u1ee9ng d\u1ee5ng \u0111\u1ebfn m\u00e1y ch\u1ee7. Do \u0111\u00f3, n\u1ebfu b\u1ea1n \u0111ang c\u00f3 \u0111\u1ecbnh h\u01b0\u1edbng ph\u00e1t tri\u1ec3n front-end developers th\u00ec <\/span><b>h\u1ecdc Angular<\/b><span style=\"font-weight: 400;\"> s\u1ebd l\u00e0 n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u1ea7n thi\u1ebft v\u00e0 quan tr\u1ecdng.<\/span><\/p>\n<h3><b>Angular \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Nh\u00ecn chung, Angular cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c th\u00e0nh ph\u1ea7n web t\u01b0\u01a1ng t\u00e1c, b\u1edfi s\u1ef1 hi\u1ec7u qu\u1ea3, t\u00ednh \u0111\u01a1n gi\u1ea3n v\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng cao. Rxjs v\u00e0 AngularCLI l\u00e0 hai t\u00ednh n\u0103ng t\u00edch h\u1ee3p c\u1ee7a Angular c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o k\u00eanh \u0111\u1ec3 trao \u0111\u1ed5i v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u. T\u1ea1o \u1ee9ng d\u1ee5ng, th\u00eam t\u1ec7p ho\u1eb7c g\u1ee1 l\u1ed7i d\u1ef1 \u00e1n \u0111\u1ec1u d\u1ec5 d\u00e0ng khi s\u1eed d\u1ee5ng Angular.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi ch\u1ea1y c\u00e1c th\u00e0nh ph\u1ea7n song song, Angular c\u0169ng gi\u00fap t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 v\u00e0 gi\u1ea3m s\u1ed1 d\u00f2ng m\u00e3. Do \u0111\u00f3, Angular c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3. Ngo\u00e0i ra, n\u00f3 c\u00f2n cung c\u1ea5p kh\u1ea3 n\u0103ng k\u1ebft xu\u1ea5t nhanh \u1edf ph\u00eda m\u00e1y ch\u1ee7, h\u1ed7 tr\u1ee3 ch\u1ebf \u0111\u1ed9 xem m\u00e0 kh\u00f4ng c\u1ea7n k\u1ebft xu\u1ea5t \u1edf ph\u00eda tr\u00ecnh duy\u1ec7t.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tong_ket_Lo_trinh_hoc_Angular\"><\/span><b>T\u1ed5ng k\u1ebft L\u1ed9 tr\u00ecnh h\u1ecdc Angular<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">B\u00e0i vi\u1ebft \u0111\u00e3 h\u01b0\u1edbng d\u1eabn v\u1ec1 l\u1ed9 tr\u00ecnh<\/span><b> h\u1ecdc Angular <\/b><span style=\"font-weight: 400;\">bao g\u1ed3m c\u00e1c kh\u00eda c\u1ea1nh c\u01a1 b\u1ea3n, nhi\u1ec1u b\u1ea3n demo \u0111\u1ec3 t\u1ea1o bi\u1ec3u m\u1eabu c\u0169ng nh\u01b0 th\u00e0nh ph\u1ea7n c\u1ee7a Angular. \u0110\u1ec3 n\u00e2ng cao n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u1ee7a b\u1ea3n th\u00e2n, b\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng l\u00fd thuy\u1ebft v\u00e0o c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf, t\u1eeb \u0111\u00f3 c\u01a1 h\u1ed9i ngh\u1ec1 nghi\u1ec7p c\u0169ng ph\u00e1t tri\u1ec3n v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng th\u00e0nh t\u1ef1u cho b\u1ea3n th\u00e2n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1eebng qu\u00ean theo d\u00f5i ITviec Blog \u0111\u1ec3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt nhanh nh\u1ea5t nh\u1eefng th\u00f4ng tin c\u00f9ng xu h\u01b0\u1edbng vi\u1ec7c l\u00e0m c\u1ee7a l\u0129nh v\u1ef1c C\u00f4ng ngh\u1ec7 th\u00f4ng tin b\u1ea1n nh\u00e9!<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Angular \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn l\u00e0 framework m\u00e3 ngu\u1ed3n m\u1edf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o c\u00e1c \u1ee9ng d\u1ee5ng web mang t\u00ednh hi\u1ec7n \u0111\u1ea1i v\u00e0 n\u0103ng \u0111\u1ed9ng. N\u1ebfu b\u1ea1n m\u1edbi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 Angular th\u00ec ch\u1eafc h\u1eb3n s\u1ebd c\u1ea7n\u00a0 n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 th\u01b0 vi\u1ec7n v\u00e0 framework n\u00e0y. V\u1eady h\u1ecdc Angular cho [&hellip;]<\/p>\n","protected":false},"author":207,"featured_media":81060,"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-80874","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>H\u1ecdc Angular to\u00e0n di\u1ec7n v\u1edbi L\u1ed9 tr\u00ecnh h\u1ecdc cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u - ITviec Blog<\/title>\n<meta name=\"description\" content=\"H\u1ecdc Angular cho beginner kh\u00f4ng ch\u1ec9 n\u1eafm v\u1eefng n\u1ec1n t\u1ea3ng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n m\u00e0 c\u00f2n c\u1ea7n th\u1ef1c h\u00e0nh c\u00e1ch t\u1ea1o \u1ee9ng d\u1ee5ng Angular. 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