From 218934fa2ed1c702a6d3923d2aa2cc6b43c48684 Mon Sep 17 00:00:00 2001
From: Peter Bengtsson <mail@peterbe.com>
Date: Tue, 8 Dec 2020 14:43:23 -0500
Subject: initial commit

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+---
+title: Array.prototype.entries()
+slug: Web/JavaScript/Reference/Global_Objects/Array/entries
+translation_of: Web/JavaScript/Reference/Global_Objects/Array/entries
+---
+<div>{{JSRef}}</div>
+
+<p>Phương thức <strong><code>entries()</code></strong> trả về một mảng đối tượng <strong>Array Iterator</strong> chứa cặp key/value cho mỗi chỉ mục trong mảng.</p>
+
+<div>{{EmbedInteractiveExample("pages/js/array-entries.html")}}</div>
+
+
+
+<h2 id="Syntax">Syntax</h2>
+
+<pre class="syntaxbox notranslate"><var>array</var>.entries()</pre>
+
+<h3 id="Return_value">Return value</h3>
+
+<p>Một {{jsxref("Array")}} đối tượng iterator.</p>
+
+<h2 id="Examples">Examples</h2>
+
+<h3 id="Iterating_with_index_and_element">Iterating with index and element</h3>
+
+<pre class="brush:js notranslate">const a = ['a', 'b', 'c'];
+
+for (const [index, element] of a.entries())
+  console.log(index, element);
+
+// 0 'a'
+// 1 'b'
+// 2 'c'
+</pre>
+
+<h3 id="Using_a_for…of_loop">Using a <a href="/en-US/docs/Web/JavaScript/Reference/Statements/for...of">for…of</a> loop</h3>
+
+<pre class="brush:js notranslate">var a = ['a', 'b', 'c'];
+var iterator = a.entries();
+
+for (let e of iterator) {
+  console.log(e);
+}
+// [0, 'a']
+// [1, 'b']
+// [2, 'c']
+</pre>
+
+<h2 id="Specifications">Specifications</h2>
+
+<table class="standard-table">
+ <thead>
+  <tr>
+   <th scope="col">Specification</th>
+  </tr>
+ </thead>
+ <tbody>
+  <tr>
+   <td>{{SpecName('ESDraft', '#sec-array.prototype.entries', 'Array.prototype.entries')}}</td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="Browser_compatibility">Browser compatibility</h2>
+
+<div>
+
+
+<p>{{Compat("javascript.builtins.Array.entries")}}</p>
+</div>
+
+<h2 id="See_also">See also</h2>
+
+<ul>
+ <li>{{jsxref("Array.prototype.keys()")}}</li>
+ <li>{{jsxref("Array.prototype.values()")}}</li>
+ <li>{{jsxref("Array.prototype.forEach()")}}</li>
+ <li>{{jsxref("Array.prototype.every()")}}</li>
+ <li>{{jsxref("Array.prototype.some()")}}</li>
+ <li><a href="/en-US/docs/Web/JavaScript/Reference/Statements/for...of">for...of</a></li>
+ <li><a href="/en-US/docs/Web/JavaScript/Reference/Iteration_protocols">Iteration protocols</a></li>
+</ul>
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