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authorFlorian Merz <me@fiji-flo.de>2021-02-11 14:46:50 +0100
committerFlorian Merz <me@fiji-flo.de>2021-02-11 14:46:50 +0100
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+---
+title: Number.parseFloat()
+slug: Web/JavaScript/Referencia/Objetos_globales/Number/parseFloat
+tags:
+ - ECMAScript2015
+ - ECMAScript6
+ - JavaScript
+ - Número
+ - metodo
+translation_of: Web/JavaScript/Reference/Global_Objects/Number/parseFloat
+---
+<div>{{JSRef}}</div>
+
+<p>El método <strong><code>Number.parseFloat()</code></strong> parsea un argumento cadena y regresa un número de punto flotante. Este método se comporta de igual forma a la función global {{jsxref("parseFloat", "parseFloat()")}} y es parte de ECMAScript 2015 (su propósito es la modularización de los globales).</p>
+
+<div>{{EmbedInteractiveExample("pages/js/number-parsefloat.html")}}</div>
+
+
+
+<h2 id="Sintaxis">Sintaxis</h2>
+
+<pre class="syntaxbox notranslate"><code>Number.parseFloat(<var>string</var>)</code></pre>
+
+<h3 id="Parámetros">Parámetros</h3>
+
+<p>{{page("en-US/docs/Web/JavaScript/Reference/Global_Objects/parseFloat", "Parameters")}}</p>
+
+<h3 id="Valor_de_regreso">Valor de regreso</h3>
+
+<p>{{page("en-US/docs/Web/JavaScript/Reference/Global_Objects/parseFloat", "Return value")}}</p>
+
+<h2 id="Descripción">Descripción</h2>
+
+<p>Por favor ver {{jsxref("parseFloat", "parseFloat()")}} para más detalles y ejemplos.</p>
+
+<h2 id="Polyfill">Polyfill</h2>
+
+<pre class="brush: js notranslate">if (Number.parseFloat === void 0) {
+  Number.parseFloat = parseFloat;
+}
+</pre>
+
+<h2 id="Especificaciones">Especificaciones</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Especificación</th>
+ <th scope="col">Estatus</th>
+ <th scope="col">Comentario</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES2015', '#sec-number.parsefloat', 'Number.parseFloat')}}</td>
+ <td>{{Spec2('ES2015')}}</td>
+ <td>Definición inicial</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-number.parsefloat', 'Number.parseFloat')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td></td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Compatibilidad_del_navegador">Compatibilidad del navegador</h2>
+
+<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p>
+
+<p>{{Compat("javascript.builtins.Number.parseFloat")}}</p>
+
+<h2 id="Ver_también">Ver también</h2>
+
+<ul>
+ <li>El objeto {{jsxref("Number")}} al que pertenece.</li>
+ <li>El método global {{jsxref("parseFloat", "parseFloat()")}}.</li>
+</ul>