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| author | Ryan Johnson <rjohnson@mozilla.com> | 2021-04-29 16:16:42 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-04-29 16:16:42 -0700 |
| commit | 95aca4b4d8fa62815d4bd412fff1a364f842814a (patch) | |
| tree | 5e57661720fe9058d5c7db637e764800b50f9060 /files/it/web/javascript/reference/global_objects/array/keys | |
| parent | ee3b1c87e3c8e72ca130943eed260ad642246581 (diff) | |
| download | translated-content-95aca4b4d8fa62815d4bd412fff1a364f842814a.tar.gz translated-content-95aca4b4d8fa62815d4bd412fff1a364f842814a.tar.bz2 translated-content-95aca4b4d8fa62815d4bd412fff1a364f842814a.zip | |
remove retired locales (#699)
Diffstat (limited to 'files/it/web/javascript/reference/global_objects/array/keys')
| -rw-r--r-- | files/it/web/javascript/reference/global_objects/array/keys/index.html | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/files/it/web/javascript/reference/global_objects/array/keys/index.html b/files/it/web/javascript/reference/global_objects/array/keys/index.html deleted file mode 100644 index 78212d221f..0000000000 --- a/files/it/web/javascript/reference/global_objects/array/keys/index.html +++ /dev/null @@ -1,74 +0,0 @@ ---- -title: Array.prototype.keys() -slug: Web/JavaScript/Reference/Global_Objects/Array/keys -translation_of: Web/JavaScript/Reference/Global_Objects/Array/keys ---- -<div>{{JSRef}}</div> - -<p>Il metodo <code><strong>keys()</strong></code> ritorna un nuovo oggetto <code><strong>Array Iterator</strong></code> contenente le chiavi di ogni indice dell'array.</p> - -<pre class="brush: js">var arr = ['a', 'b', 'c']; -var iterator = arr.keys(); - -console.log(iterator.next()); // { value: 0, done: false } -console.log(iterator.next()); // { value: 1, done: false } -console.log(iterator.next()); // { value: 2, done: false } -console.log(iterator.next()); // { value: undefined, done: true } -</pre> - -<h2 id="Sintassi">Sintassi</h2> - -<pre class="syntaxbox"><var>arr</var>.keys()</pre> - -<h3 id="Valore_di_ritorno">Valore di ritorno</h3> - -<p>Un nuovo oggetto {{jsxref("Array")}}.</p> - -<h2 id="Esempi">Esempi</h2> - -<h3 id="I_Key_iterator_non_ignorano_gli_elementi_vuoti">I Key iterator non ignorano gli elementi vuoti</h3> - -<pre class="brush: js">var arr = ['a', , 'c']; -var sparseKeys = Object.keys(arr); -var denseKeys = [...arr.keys()]; -console.log(sparseKeys); // ['0', '2'] -console.log(denseKeys); // [0, 1, 2] -</pre> - -<h2 id="Specifiche">Specifiche</h2> - -<table class="standard-table"> - <tbody> - <tr> - <th scope="col">Specifica</th> - <th scope="col">Stato</th> - <th scope="col">Commenti</th> - </tr> - <tr> - <td>{{SpecName('ES2015', '#sec-array.prototype.keys', 'Array.prototype.keys')}}</td> - <td>{{Spec2('ES2015')}}</td> - <td>Initial definition.</td> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-array.prototype.keys', 'Array.prototype.keys')}}</td> - <td>{{Spec2('ESDraft')}}</td> - <td> </td> - </tr> - </tbody> -</table> - -<h2 id="Browser_compatibility">Browser compatibility</h2> - -<div> - - -<p>{{Compat("javascript.builtins.Array.keys")}}</p> -</div> - -<h2 id="Vedi_anche">Vedi anche</h2> - -<ul> - <li>{{jsxref("Array.prototype.values()")}}</li> - <li>{{jsxref("Array.prototype.entries()")}}</li> - <li><a href="/en-US/docs/Web/JavaScript/Reference/Iteration_protocols">Iteration protocols</a></li> -</ul> |