---
title: ServiceWorkerRegistration.installing
slug: Web/API/ServiceWorkerRegistration/installing
translation_of: Web/API/ServiceWorkerRegistration/installing
---
<div>{{SeeCompatTable}}{{APIRef("Service Workers API")}}</div>

<p>{{domxref("ServiceWorkerRegistration")}} 인터페이스의 <strong><code>installing</code></strong> 속성은 {{domxref("ServiceWorker.state")}} 가 <code style="font-style: normal;">installing</code> 인 서비스 워커를 반환한다. 이 속성은 <code style="font-style: normal;">null</code> 로 초기 설정되어 있다.</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.installing
</pre>

<h3 id="Value">Value</h3>

<p>현재 <code>installing</code> 상태에 있다면, {{domxref("ServiceWorker")}} 객체</p>

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

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
  <tr>
   <td>{{SpecName('Service Workers', '#service-worker-registration-installing-attribute', 'ServiceWorkerRegistration.installing')}}</td>
   <td>{{Spec2('Service Workers')}}</td>
   <td>Initial definition.</td>
  </tr>
 </tbody>
</table>

<h2 id="Browser_compatibility">Browser compatibility</h2>



<p>{{Compat("api.ServiceWorkerRegistration.installing")}}</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>