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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: Array.prototype.shift()
+slug: Web/JavaScript/Reference/Global_Objects/Array/shift
+translation_of: Web/JavaScript/Reference/Global_Objects/Array/shift
+---
+<div>{{JSRef}}</div>
+
+<p>method <code><strong>shift()</strong></code> menghapus elemen <strong>pertama</strong> pada array dan mengembalikan elemen tersebut. Method ini mengubah panjang (jumlah elemen) array.</p>
+
+<h2 id="Sintaks">Sintaks</h2>
+
+<pre class="syntaxbox"><code><var>arr</var>.shift()</code></pre>
+
+<h2 id="Deskripsi">Deskripsi</h2>
+
+<p>Method <code>shift</code> menghapus elemen pada index 0 dan menggeser nilai index setelahnya, kemudian mengembalikan nilai yang dihapus. Jika properti {{jsxref("Array.length", "length")}} bernilai 0, maka akan mengembalikan nilai {{jsxref("undefined")}}.</p>
+
+<p><code>shift</code> adalah desain generic; method ini dapat berupa {{jsxref("Function.call", "called", "", 1)}} atau {{jsxref("Function.apply", "applied", "", 1)}} pada objek yag menyerupai array. Objek yang tidak memiliki properti <code>length</code> akan dianggap terakhir dalam urutan, properti numerik berbasis zero mungkin tidak memiliki makna yang berarti.</p>
+
+<h2 id="Contoh">Contoh</h2>
+
+<h3 id="Menghapus_Elemen_dari_sebuah_Array">Menghapus Elemen dari sebuah Array</h3>
+
+<p>Kode berikut menampilkan array <code>myFish</code> sebelum dan sesudah menghapus elemen pertama. Juga menampilkan elemen yang dihapus:</p>
+
+<pre class="brush: js">var myFish = ['angel', 'clown', 'mandarin', 'surgeon'];
+
+console.log('myFish sebelum: ' + myFish);
+// myFish sebelum: angel,clown,mandarin,surgeon
+
+var shifted = myFish.shift();
+
+console.log('myFish sesudah: ' + myFish);
+// myFish sesudah: clown,mandarin,surgeon
+
+console.log('Elemen yang dihapus: ' + shifted);
+// Elemen yang dihapus: angel</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('ES3')}}</td>
+ <td>{{Spec2('ES3')}}</td>
+ <td>Initial definition. Implemented in JavaScript 1.2.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES5.1', '#sec-15.4.4.9', 'Array.prototype.shift')}}</td>
+ <td>{{Spec2('ES5.1')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ES6', '#sec-array.prototype.shift', 'Array.prototype.shift')}}</td>
+ <td>{{Spec2('ES6')}}</td>
+ <td> </td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-array.prototype.shift', 'Array.prototype.shift')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Kompabiltas_browser">Kompabiltas browser</h2>
+
+<div>{{CompatibilityTable}}</div>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Basic support</td>
+ <td>{{CompatChrome("1.0")}}</td>
+ <td>{{CompatGeckoDesktop("1.7")}}</td>
+ <td>{{CompatIE("5.5")}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</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>Basic support</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="Lihat_Juga">Lihat Juga</h2>
+
+<ul>
+ <li>{{jsxref("Array.prototype.push()")}}</li>
+ <li>{{jsxref("Array.prototype.pop()")}}</li>
+ <li>{{jsxref("Array.prototype.unshift()")}}</li>
+</ul>