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diff --git a/files/pt-br/web/javascript/reference/global_objects/array/entries/index.html b/files/pt-br/web/javascript/reference/global_objects/array/entries/index.html new file mode 100644 index 0000000000..8abb0cf088 --- /dev/null +++ b/files/pt-br/web/javascript/reference/global_objects/array/entries/index.html @@ -0,0 +1,117 @@ +--- +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>O método <code><strong>entries()</strong></code> retorna um novo objeto <code><strong>Array Iterator</strong></code> que contém os pares chave/valor para cada índice no array.</p> + +<h2 id="Sintaxe">Sintaxe</h2> + +<pre class="syntaxbox"><code><var>arr</var>.entries()</code></pre> + +<h2 id="Exemplos">Exemplos</h2> + +<pre class="brush:js">var arr = ['a', 'b', 'c']; +var eArr = arr.entries(); + +console.log(eArr.next().value); // [0, 'a'] +console.log(eArr.next().value); // [1, 'b'] +console.log(eArr.next().value); // [2, 'c'] +</pre> + +<h3 id="O_mesmo_que_acima_utilizando_um_loop_for…of">O mesmo que acima, utilizando um loop <a href="https://developer.mozilla.org/pt-BR/docs/Web/JavaScript/Reference/Statements/for...of">for…of</a></h3> + +<pre class="brush:js">var arr = ['a', 'b', 'c']; +var eArr = arr.entries(); + +for (let e of eArr) { + console.log(e); +} +// [0, 'a'] +// [1, 'b'] +// [2, 'c']</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.entries', 'Array.prototype.entries')}}</td> + <td>{{Spec2('ES6')}}</td> + <td>Definição inicial.</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="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("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>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("28")}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>8.0</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="Veja_também">Veja também</h2> + +<ul> + <li>{{jsxref("Array.prototype.keys()")}}</li> + <li>{{jsxref("Array.prototype.forEach()")}}</li> + <li>{{jsxref("Array.prototype.every()")}}</li> + <li>{{jsxref("Array.prototype.some()")}}</li> +</ul> |