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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:42:17 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:42:17 -0500
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+---
+title: uneval()
+slug: Web/JavaScript/Reference/Global_Objects/uneval
+translation_of: Web/JavaScript/Reference/Global_Objects/uneval
+---
+<div>
+<div>
+<div>{{jsSidebar("Objects")}}{{Non-standard_header}}</div>
+</div>
+</div>
+
+<h2 id="Summary" name="Summary">Sommario</h2>
+
+<p>La funzione <strong><code>uneval()</code></strong> crea una stringa rappresentante il codice sorcente di un oggetto.</p>
+
+<h2 id="Syntax" name="Syntax">Sintassi</h2>
+
+<pre class="syntaxbox">uneval(<var>object</var>)</pre>
+
+<h3 id="Parameters" name="Parameters">Parametri</h3>
+
+<dl>
+ <dt><code>object</code></dt>
+ <dd>Una qualsiasi espressione o dichiarazione JavaScript</dd>
+</dl>
+
+<div class="note"><strong>Nota:</strong> Questa funzione non restituisce una rappresentazione JSON valida. Usare il metodo {{jsxref("JSON.stringify()")}}</div>
+
+<h2 id="Description" name="Description">Descrizione</h2>
+
+<p><code>uneval()</code> è una funzione globale e non è associata a nessun oggetto.</p>
+
+<h2 id="Esempi">Esempi</h2>
+
+<pre class="brush:js">var a = 1;
+uneval(a); // restituisce la stringa "1"
+
+var b = "1";
+uneval(b) // restituisce la stringa '"1"'
+
+uneval(function foo(){}); // restituisce "(function foo(){})"
+
+
+var a = uneval(function foo(){return "ciao"});
+var foo = eval(a);
+foo(); // restituisce "ciao"
+</pre>
+
+<h2 id="See_also" name="See_also">Specifiche</h2>
+
+<p>Non fa parte di nessuna specifica.</p>
+
+<h2 id="Compatibilità_con_i_browser">Compatibilità con i browser</h2>
+
+<p>{{ CompatibilityTable() }}</p>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Funzionalità</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Supporto di base</td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatVersionUnknown() }}</td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatNo() }}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th><span style="font-family: 'Open Sans Light', sans-serif; font-size: 16px; line-height: 16px;">Funzionalità</span></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><span style="font-size: 12px; line-height: 18px;">Supporto di base</span></td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatVersionUnknown() }}</td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatNo() }}</td>
+ <td>{{ CompatNo() }}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<h2 id="See_Also" name="See_Also">Vedi anche</h2>
+
+<ul>
+ <li>{{jsxref("Global_Objects/eval", "eval()")}}</li>
+ <li>{{jsxref("JSON.stringify")}}</li>
+ <li>{{jsxref("JSON.parse")}}</li>
+ <li>{{jsxref("Object.toSource")}}</li>
+</ul>