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---
title: ServiceWorkerContainer.oncontrollerchange
slug: Web/API/ServiceWorkerContainer/oncontrollerchange
tags:
  - API
  - Interface
  - Property
  - Reference
  - Service Workers
  - ServiceWorker
  - ServiceWorkerContainer
  - onchange
  - oncontrollerchange
translation_of: Web/API/ServiceWorkerContainer/oncontrollerchange
---
<p>{{APIRef("Service Workers API")}}{{ SeeCompatTable() }}</p>

<p><span class="seoSummary">{{domxref("ServiceWorkerContainer")}} インターフェイスの <strong><code>oncontrollerchange</code></strong> プロパティは、{{Event("controllerchange")}} イベントが発生するたびに(文書に関連する {{domxref("ServiceWorkerRegistration")}} が新しいアクティブ({{domxref("ServiceWorkerRegistration.active","active")}})ワーカーを取得したときに)発生するイベントハンドラーです。</span></p>

<h2 id="Syntax" name="Syntax">構文</h2>

<pre class="syntaxbox"><em>serviceWorkerContainer</em>.oncontrollerchange = function(<em>controllerchangeevent</em>) { ... }</pre>

<h2 id="Example" name="Example"></h2>

<pre class="brush: js">// 未定</pre>

<h2 id="Specifications" name="Specifications">仕様</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">仕様</th>
   <th scope="col">状態</th>
   <th scope="col">コメント</th>
  </tr>
  <tr>
   <td>{{SpecName('Service Workers', '#dom-serviceworkercontainer-oncontrollerchange', 'ServiceWorkerContainer: oncontrollerchange')}}</td>
   <td>{{Spec2('Service Workers')}}</td>
   <td>初期定義</td>
  </tr>
 </tbody>
</table>

<h2 id="Browser_compatibility" name="Browser_compatibility">ブラウザーの互換性</h2>

<div>


<p>{{Compat("api.ServiceWorkerContainer.oncontrollerchange")}}</p>
</div>