---
title: Access-Control-Request-Headers
slug: Web/HTTP/Headers/Access-Control-Request-Headers
tags:
  - CORS
  - HTTP
  - Reference
  - header
translation_of: Web/HTTP/Headers/Access-Control-Request-Headers
---
<div>{{HTTPSidebar}}</div>

<p>요청 헤더 <strong><code>Access-Control-Request-Headers</code></strong>는 실제 요청이 만들어질 때 클라이언트가 보낼 수도 있는 <a href="/en-US/docs/Web/HTTP/Headers">HTTP headers</a>를 서버에게 알리기 위해 브라우저가 {{glossary("preflight request")}}를 발급(issue)할 때 사용됩니다.</p>

<table class="properties">
 <tbody>
  <tr>
   <th scope="row">Header type</th>
   <td>{{Glossary("Request header")}}</td>
  </tr>
  <tr>
   <th scope="row">{{Glossary("Forbidden header name")}}</th>
   <td>yes</td>
  </tr>
 </tbody>
</table>

<h2 id="구문">구문</h2>

<pre class="syntaxbox">Access-Control-Request-Headers: &lt;header-name&gt;, &lt;header-name&gt;, ...
</pre>

<h2 id="지시어">지시어</h2>

<dl>
 <dt>&lt;header-name&gt;</dt>
 <dd>요청에 포함 된 <a href="/en-US/docs/Web/HTTP/Headers">HTTP headers</a>의 쉼표로 구분 한 목록.</dd>
</dl>

<h2 id="예제">예제</h2>

<pre>Access-Control-Request-Headers: X-PINGOTHER, Content-Type</pre>

<h2 id="명세">명세</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('Fetch','#http-access-control-request-headers', 'Access-Control-Request-Headers')}}</td>
   <td>{{Spec2("Fetch")}}</td>
   <td>Initial definition.</td>
  </tr>
 </tbody>
</table>

<h2 id="브라우저_호환성">브라우저 호환성</h2>

<p>{{Compat("http.headers.Access-Control-Request-Headers")}}</p>

<h2 id="더보기">더보기</h2>

<ul>
 <li>{{HTTPHeader("Access-Control-Request-Method")}}</li>
</ul>