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+---
+title: ServiceWorkerRegistration.active
+slug: Web/API/ServiceWorkerRegistration/active
+translation_of: Web/API/ServiceWorkerRegistration/active
+---
+<div>{{SeeCompatTable}}{{APIRef("Service Workers API")}}</div>
+
+<p>{{domxref("ServiceWorkerRegistration")}} 인터페이스의 <strong><code>active</code></strong> 속성은 {{domxref("ServiceWorker.state")}} 가 <code style="font-style: normal;">activating</code> 또는 <code style="font-style: normal;">activated</code> 상태인 서비스 워커를 반환한다. 이 속성은 <code style="font-style: normal;">null</code> 로 초기 설정되어 있다.</p>
+
+<p>클라이언트들의 URL이 등록 scope 내에 있을 경우 active 워커는 {{domxref("ServiceWorkerClient")}} 를 제어한다. ({{domxref("ServiceWorkerContainer.register")}} 가 처음으로 호출될 때 그 <code>scope</code> 옵션은 정의된다.)</p>
+
+<div class="note">
+<p><strong>Note</strong>: 이 기능은 <a href="/en-US/docs/Web/API/Web_Workers_API">Web Workers</a> 에서 사용 가능하다.</p>
+</div>
+
+<h2 id="Syntax" name="Syntax" style="line-height: 30px; font-size: 2.14285714285714rem;">Syntax</h2>
+
+<pre class="syntaxbox" style="font-size: 14px;">sw = ServiceWorker.active
+</pre>
+
+<h3 id="Value">Value</h3>
+
+<p>현재 <code>activating</code> 또는 <code>activated</code> 상태에 있다면, {{domxref("ServiceWorker")}} 객체.</p>
+
+<h2 id="Specifications" style="line-height: 30px; font-size: 2.14285714285714rem;">Specifications</h2>
+
+<div></div>
+
+<table class="standard-table">
+ <tbody>
+  <tr>
+   <th scope="col"><font face="Open Sans, sans-serif"><span style="font-weight: normal;">Specification</span></font></th>
+   <th scope="col"><font face="Open Sans, sans-serif"><span style="font-weight: normal;">Status</span></font></th>
+   <th scope="col"><font face="Open Sans, sans-serif"><span style="font-weight: normal;">Comment</span></font></th>
+  </tr>
+  <tr>
+   <td>{{SpecName('Service Workers', '#service-worker-registration-active-attribute', 'ServiceWorkerRegistration.active')}}</td>
+   <td>{{Spec2('Service Workers')}}</td>
+   <td>Initial definition.<br>
+     </td>
+  </tr>
+ </tbody>
+</table>
+
+<h2 id="Browser_compatibility">Browser compatibility</h2>
+
+
+
+<p>{{Compat("api.ServiceWorkerRegistration.active")}}</p>
+
+<h2 id="See_also">See also</h2>
+
+<ul>
+ <li><a href="/en-US/docs/Web/API/ServiceWorker_API/Using_Service_Workers">Using Service Workers</a></li>
+ <li><a href="https://github.com/mdn/sw-test">Service workers basic code example</a></li>
+ <li><a href="https://jakearchibald.github.io/isserviceworkerready/">Is ServiceWorker ready?</a></li>
+ <li>{{jsxref("Promise")}}</li>
+ <li><a href="/en-US/docs/Web/Guide/Performance/Using_web_workers">Using web workers</a></li>
+</ul>