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---
title: Array.prototype.entries()
slug: Web/JavaScript/Reference/Global_Objects/Array/entries
tags:
- Array
- ECMAScript 2015
- Iterator
- JavaScript
- Méthode
- Prototype
translation_of: Web/JavaScript/Reference/Global_Objects/Array/entries
---
<div>{{JSRef}}</div>
<p>De <code><strong>entries()</strong></code> funtie geeft een nieuw <code><strong>Array Iterator</strong></code> object dat de key/value paren bevat voor elk onderdeel van de array.</p>
<pre class="brush:js">var a = ['a', 'b', 'c'];
var iterator = a.entries();
console.log(iterator.next().value); // [0, 'a']
console.log(iterator.next().value); // [1, 'b']
console.log(iterator.next().value); // [2, 'c']
</pre>
<h2 id="Syntax">Syntax</h2>
<pre class="syntaxbox"><var>a</var>.entries()</pre>
<h3 id="Return_waarde">Return waarde</h3>
<p>Een nieuw {{jsxref("Array")}} iterator object.</p>
<h2 id="Voorbeelden">Voorbeelden</h2>
<h3 id="De_for…of_loop">De <a href="/en-US/docs/Web/JavaScript/Reference/Statements/for...of">for…of</a> loop</h3>
<pre class="brush:js">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="Specificaties">Specificaties</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">Specificatie</th>
<th scope="col">Status</th>
<th scope="col">Opmerkingen</th>
</tr>
<tr>
<td>{{SpecName('ES6', '#sec-array.prototype.entries', 'Array.prototype.entries')}}</td>
<td>{{Spec2('ES6')}}</td>
<td>Standaard definitie.</td>
</tr>
<tr>
<td>{{SpecName('ESDraft', '#sec-array.prototype.entries', 'Array.prototype.entries')}}</td>
<td>{{Spec2('ESDraft')}}</td>
<td> </td>
</tr>
</tbody>
</table>
<h2 id="Browser_compatibiliteit">Browser compatibiliteit</h2>
<div>{{CompatibilityTable}}</div>
<div id="compat-desktop">
<table class="compat-table">
<tbody>
<tr>
<th>Functie</th>
<th>Chrome</th>
<th>Firefox (Gecko)</th>
<th>Internet Explorer</th>
<th>Opera</th>
<th>Safari</th>
</tr>
<tr>
<td>Basis ondersteuning</td>
<td>{{CompatChrome("38")}}</td>
<td>{{CompatGeckoDesktop("28")}}</td>
<td>{{CompatNo}}</td>
<td>{{CompatOpera("25")}}</td>
<td>{{CompatSafari("7.1")}}</td>
</tr>
</tbody>
</table>
</div>
<div id="compat-mobile">
<table class="compat-table">
<tbody>
<tr>
<th>Functie</th>
<th>Android</th>
<th>Chrome voor Android</th>
<th>Firefox Mobile (Gecko)</th>
<th>IE Mobile</th>
<th>Opera Mobile</th>
<th>Safari Mobile</th>
</tr>
<tr>
<td>Basis ondersteuning</td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
<td>{{CompatGeckoMobile("28")}}</td>
<td>{{CompatNo}}</td>
<td>{{CompatNo}}</td>
<td>8.0</td>
</tr>
</tbody>
</table>
</div>
<h2 id="Zie_ook">Zie ook</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>
|
