---
title: JavaScript Guide
slug: Web/JavaScript/Guide
tags:
  - Hướng dẫn
  - JavaScript
translation_of: Web/JavaScript/Guide
---
<p>{{jsSidebar("JavaScript Guide")}}</p>

<div class="summary">
<p><span class="seoSummary">Tài liệu về JavaScript cung cấp cho bạn cách sử dụng <a href="/vi/docs/Web/JavaScript">JavaScript</a> và đưa ra cái nhìn tổng quan về ngôn ngữ này. Nếu muốn bắt đầu ngay với Javascript hay lập trình nói chung, hãy tham khảo các bài viết tại <a href="/vi/Learn">learning area</a>.  Nếu cần thông tin đầy đủ về tính năng của ngôn ngữ này, hãy tham khảo <a href="/vi/docs/Web/JavaScript/Reference">JavaScript reference</a>.</span></p>
</div>

<ul class="card-grid">
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Introduction">Giới thiệu</a></span>

  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction#Where_to_find_JavaScript_information">Về hướng dẫn này</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction#What_is_JavaScript">Về Javascript</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction#JavaScript_and_Java">JavaScript và Java</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction#JavaScript_and_the_ECMAScript_Specification">ECMAScript</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction#Getting_started_with_JavaScript">Các công cụ</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Introduction#Hello_world">Hello World</a></p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Grammar_and_types">Ngữ pháp và các kiểu dữ liệu</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types#Basics">Cú pháp cơ bản &amp; bình luận</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types#Declarations">Khai báo</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types#Variable_scope">Phạm vi biến</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types#Variable_hoisting">Variable hoisting</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types#Data_structures_and_types">Cấu trúc dữ liệu và các kiểu</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Grammar_and_types#Literals">Literals</a></p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Control_flow_and_error_handling">Luồng điều khiển và xử lý lỗi</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Control_flow_and_error_handling#if...else_statement">Xử lý trường hợp <code>if...else</code></a><br>
   <code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Control_flow_and_error_handling#switch_statement">switch</a></code><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Control_flow_and_error_handling#Exception_handling_statements"><code>try</code>/<code>catch</code>/<code>throw</code></a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Control_flow_and_error_handling#Utilizing_Error_objects">Error objects</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Control_flow_and_error_handling#Promises">Promises</a></p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Loops_and_iteration">Các vòng lặp</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#for_statement">for</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#while_statement">while</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#do...while_statement">do...while</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#break_statement">break</a>/<a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#continue_statement">continue</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#for...in_statement">for..in</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Loops_and_iteration#for...of_statement">for..of</a></p>
 </li>
</ul>

<ul class="card-grid">
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Functions">Hàm</a></span>

  <p><a href="/vi/docs/Web/JavaScript/Guide/Functions#Defining_functions">Định nghĩa hàm</a><br>
   <a href="/vi/docs/Web/JavaScript/Guide/Functions#Calling_functions">Gọi hàm</a><br>
   <a href="/vi/docs/Web/JavaScript/Guide/Functions#Function_scope">Phạm vi hàm</a><br>
   <a href="/vi/docs/Web/JavaScript/Guide/Functions#Closures">Closures</a><br>
   <a href="/vi/docs/Web/JavaScript/Guide/Functions#Using_the_arguments_object">Đối số &amp; tham số</a><br>
   <a href="/vi/docs/Web/JavaScript/Guide/Functions#Arrow_functions">Arrow functions</a></p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Expressions_and_Operators">Biểu thức và các toán tử</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Expressions_and_Operators#Assignment_operators">Phép gán và So sánh</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Expressions_and_Operators#Arithmetic_operators">Các toán tử toán học</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Expressions_and_Operators#Bitwise_operators">Các toán tử Bitwise</a> &amp; <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Expressions_and_Operators#Logical_operators">logic</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Expressions_and_Operators#Conditional_(ternary)_operator">Toán tử 3 ngôi</a></p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Numbers_and_dates">Numbers and dates</a></span><a href="/vi/docs/Web/JavaScript/Guide/Numbers_and_dates#Numbers"> </a><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Numbers_and_dates#Numbers">Number literals</a>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Numbers_and_dates#Number_object"><code>Number</code> object</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Numbers_and_dates#Math_object"><code>Math</code> object</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Numbers_and_dates#Date_object"><code>Date</code> object</a></p>

  <p> </p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Text_formatting">Text formatting</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Text_formatting#String_literals">String literals</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Text_formatting#String_objects">Đối tượng <code>String</code></a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Text_formatting#Multi-line_template_literals">Template literals</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Text_formatting#Internationalization">Internationalization</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions">Biểu thức chính quy</a></p>
 </li>
</ul>

<ul class="card-grid">
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Indexed_collections">Indexed collections</a></span>

  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Indexed_collections#Array_object">Mảng</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Indexed_collections#Typed_Arrays">Mảng được định sẵn kiểu</a></p>

  <p> </p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Keyed_collections_and_structured_data">Keyed collections and structured data</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Keyed_collections#Map_object">Maps</a>, <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Keyed_collections#WeakMap_object">WeakMaps</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Keyed_collections#Set_object">Set</a>, <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Keyed_collections#WeakSet_object">WeakSets</a><br>
   JSON</p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Working_with_Objects">Working with objects</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects#Objects_and_properties">Objects và các thuộc tính</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects#Creating_new_objects">Tạo objects</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects#Defining_methods">Định nghĩa các phương thức</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects#Defining_getters_and_setters">Getter và setter</a><br>
    </p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Details_of_the_Object_Model">Details of the object model</a></span>
  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Details_of_the_Object_Model#Class-based_vs._prototype-based_languages">Prototype-based OOP</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Details_of_the_Object_Model#Creating_the_hierarchy">Creating object hierarchies</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Details_of_the_Object_Model#Property_inheritance_revisited">Inheritance</a></p>
 </li>
</ul>

<ul class="card-grid">
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Iterators_and_Generators">Iterators and generators</a></span>

  <p><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Iterators_and_Generators#Iterators">Iterators</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Iterators_and_Generators#Iterables">Iterables</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Iterators_and_Generators#Generators">Generators</a></p>
 </li>
 <li><span><a href="/vi/docs/Web/JavaScript/Guide/Meta_programming">Meta programming</a></span>
  <p><code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Meta_programming#Proxies">Proxy</a></code><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Meta_programming#Handlers_and_traps">Handlers and traps</a><br>
   <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Meta_programming#Revocable_Proxy">Revocable Proxy</a><br>
   <code><a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Meta_programming#Reflection">Reflect</a></code></p>
 </li>
</ul>

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