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+---
+title: String.prototype.toString()
+slug: Web/JavaScript/Reference/Global_Objects/String/toString
+translation_of: Web/JavaScript/Reference/Global_Objects/String/toString
+original_slug: Web/JavaScript/Referencia/Objectes_globals/String/toString
+---
+<div>{{JSRef}}</div>
+
+<p>El mètode <strong><code>toString()</code></strong> retorna un string que representa l'objecte especificat.</p>
+
+<h2 id="Sintaxi">Sintaxi</h2>
+
+<pre class="syntaxbox"><code><var>str</var>.toString()</code></pre>
+
+<h2 id="Descripció">Descripció</h2>
+
+<p>L'objecte {{jsxref("String")}} sobreescriu el mètode <code>toString()</code> de l'objecte {{jsxref("Object")}}; no hereta {{jsxref("Object.prototype.toString()")}}. Per a objectes {{jsxref("String")}}, el mètode <code>toString()</code> retorna un string que representa l'objecte i és el mateix que el que el retornat pel mètode {{jsxref("String.prototype.valueOf()")}}.</p>
+
+<h2 id="Exemples">Exemples</h2>
+
+<h3 id="Utilitzar_toString()">Utilitzar <code>toString()</code></h3>
+
+<p>L'exemple següent mostra el valor d'un objecte {{jsxref("String")}}:</p>
+
+<pre class="brush: js">var x = new String('Hello world');
+
+console.log(x.toString()); // mostra 'Hello world'
+</pre>
+
+<h2 id="Especificacions">Especificacions</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Especificació</th>
+ <th scope="col">Estat</th>
+ <th scope="col">Comentaris</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES3')}}</td>
+ <td>{{Spec2('ES3')}}</td>
+ <td>Definició inicial. Implementat a JavaScript 1.1.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES5.1', '#sec-15.5.4.2', 'String.prototype.toString')}}</td>
+ <td>{{Spec2('ES5.1')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-string.prototype.tostring', 'String.prototype.toString')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Compatibilitat_amb_navegadors">Compatibilitat amb navegadors</h2>
+
+<div>{{CompatibilityTable}}</div>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Característica</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Suport bàsic</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Característica</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>Suport bàsic</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<h2 id="Vegeu_també">Vegeu també</h2>
+
+<ul>
+ <li>{{jsxref("Object.prototype.toSource()")}}</li>
+ <li>{{jsxref("String.prototype.valueOf()")}}</li>
+</ul>