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+---
+title: String.length
+slug: Web/JavaScript/Reference/Global_Objects/String/length
+translation_of: Web/JavaScript/Reference/Global_Objects/String/length
+---
+<div>{{JSRef}}</div>
+
+<p>Properti <strong><code>length</code></strong> mewakili panjang string.</p>
+
+<h2 id="Syntax">Syntax</h2>
+
+<pre class="syntaxbox"><code><var>str</var>.length</code></pre>
+
+<h2 id="Deskripsi">Deskripsi</h2>
+
+<p>Properti ini mengembalikan jumlah unit kode dalam string. {{interwiki("wikipedia", "UTF-16")}}, Format string yang digunakan oleh javascript, Menggunakan 16-bit unit kode tunggal untuk mewakili karakter yang paling umum, tapi perlu menggunakan dua unit kode untuk unit karakter tertentu, sehingga dapat terjadi kemungkinan nilai yang dikembalikan oleh ​​​<code>length</code> tidak sesuai dengan jumlah karakter pada string.</p>
+
+<p>Untuk string kosong, <font face="Consolas, Liberation Mono, Courier, monospace">jumlahnya</font> 0.</p>
+
+<p>Properti static <code>String.length</code> mengembalikan nilai 1.</p>
+
+<h2 id="Contoh">Contoh</h2>
+
+<h3 id="Penggunaan_Dasar">Penggunaan Dasar</h3>
+
+<pre class="brush: js">var x = 'Mozilla';
+var kosong = '';
+
+console.log('Mozilla memiliki ' + x.length + ' unit kode');
+/* "Mozilla memiliki 7 unit kode" */
+
+console.log('String kosong memiliki jumlah unit kode ' + kosong.length);
+/* "String kosong memiliki jumlah unit kode 0" */
+</pre>
+
+<h2 id="Spesifikasi">Spesifikasi</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Spesifikasi</th>
+ <th scope="col">Status</th>
+ <th scope="col">Comment</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES1')}}</td>
+ <td>{{Spec2('ES1')}}</td>
+ <td>Definisi Inisial. Diimplementasikan dalam JavaScript 1.0.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES5.1', '#sec-15.5.5.1', 'String.prototype.length')}}</td>
+ <td>{{Spec2('ES5.1')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-properties-of-string-instances-length', 'String.prototype.length')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-properties-of-string-instances-length', 'String.prototype.length')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Kompabilitas_Browser">Kompabilitas Browser</h2>
+
+<div>{{CompatibilityTable}}</div>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Fitur</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Dukungan dasar</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>Fitur</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>Dukungan dasar</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="sect1"> </h2>
+
+<h2 id="Lihat_Juga">Lihat Juga</h2>
+
+<ul>
+ <li><a href="http://developer.teradata.com/blog/jasonstrimpel/2011/11/javascript-string-length-and-internationalizing-web-applications">JavaScript <code>String.length</code> dan internasionalisasi Aplikasi Web</a></li>
+</ul>