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+---
+title: 'Array.prototype[@@iterator]()'
+slug: Web/JavaScript/Reference/Global_Objects/Array/@@iterator
+translation_of: Web/JavaScript/Reference/Global_Objects/Array/@@iterator
+---
+<div>{{JSRef}}</div>
+
+<p>O valor inicial da propriedade <code><strong>@@iterator</strong></code> é o mesmo objeto função que o valor inicial da propriedade {{jsxref("Array.prototype.values()", "values()")}}.</p>
+
+<h2 id="Sintaxe">Sintaxe</h2>
+
+<pre class="syntaxbox"><code><var>arr</var>[Symbol.iterator]()</code></pre>
+
+<h2 id="Exemplos">Exemplos</h2>
+
+<h3 id="Iteração_usando_laço_for...of">Iteração usando laço <code>for...of</code></h3>
+
+<pre class="brush: js">var arr = ['w', 'y', 'k', 'o', 'p'];
+// seu navegador deve suportar laço for..of
+// e variáveis de escopo let em laços for
+for (let letter of arr) {
+ console.log(letter);
+}
+</pre>
+
+<h3 id="Iteração_alternativa">Iteração alternativa</h3>
+
+<pre class="brush: js">var arr = ['w', 'y', 'k', 'o', 'p'];
+var eArr = arr[Symbol.iterator]();
+console.log(eArr.next().value); // w
+console.log(eArr.next().value); // y
+console.log(eArr.next().value); // k
+console.log(eArr.next().value); // o
+console.log(eArr.next().value); // p
+</pre>
+
+<h2 id="Especificações">Especificações</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Especificação</th>
+ <th scope="col">Status</th>
+ <th scope="col">Comentário</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-array.prototype-@@iterator', 'Array.prototype[@@iterator]()')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td>Definição inicial.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-array.prototype-@@iterator', 'Array.prototype[@@iterator]()')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Compatibilidade_de_navegadores">Compatibilidade de navegadores</h2>
+
+<div>{{CompatibilityTable}}</div>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Suporte básico</td>
+ <td>{{CompatChrome("38")}}</td>
+ <td>{{CompatGeckoDesktop("36")}} [1]</td>
+ <td>{{CompatNo}}</td>
+ <td>{{CompatOpera("25")}}</td>
+ <td>{{CompatNo}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Android</th>
+ <th>Chrome for Android</th>
+ <th>Firefox Mobile (Gecko)</th>
+ <th>IE Mobile</th>
+ <th>Opera Mobile</th>
+ <th>Safari Mobile</th>
+ </tr>
+ <tr>
+ <td>Suporte básico</td>
+ <td>{{CompatNo}}</td>
+ <td>{{CompatNo}}</td>
+ <td>{{CompatGeckoMobile("36")}} [1]</td>
+ <td>{{CompatNo}}</td>
+ <td>{{CompatOpera("25")}}</td>
+ <td>{{CompatNo}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<p>[1] A partir do Gecko 17 (Firefox 17 / Thunderbird 17 / SeaMonkey 2.14) até o Gecko 26 (Firefox 26 / Thunderbird 26 / SeaMonkey 2.23 / Firefox OS 1.2) a propriedade <code>iterator</code> era usada (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=907077">bug 907077</a>), e a partir do Gecko 27 até o Gecko 35 o placeholder <code>"@@iterator"</code> era usado. No Gecko 36 (Firefox 36 / Thunderbird 36 / SeaMonkey 2.33), o <a href="https://developer.mozilla.org/pt-BR/docs/Web/JavaScript/Reference/Global_Objects/Symbol">símbolo</a> <code>@@iterator</code> foi implementado (<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=918828">bug 918828</a>).</p>
+
+<h2 id="Veja_também">Veja também</h2>
+
+<ul>
+ <li>{{jsxref("Array.prototype.keys()")}}</li>
+ <li>{{jsxref("Array.prototype.entries()")}}</li>
+ <li>{{jsxref("Array.prototype.forEach()")}}</li>
+ <li>{{jsxref("Array.prototype.every()")}}</li>
+ <li>{{jsxref("Array.prototype.some()")}}</li>
+ <li>{{jsxref("Array.prototype.values()")}}</li>
+</ul>