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+---
+title: Reflect.set()
+slug: Web/JavaScript/Reference/Global_Objects/Reflect/set
+tags:
+ - ECMAScript 2015
+ - JavaScript
+ - Method
+ - Reference
+ - Reflect
+translation_of: Web/JavaScript/Reference/Global_Objects/Reflect/set
+---
+<div>{{JSRef}}</div>
+
+<p><code><strong>Reflect</strong></code><strong><code>.set()</code></strong> 정적 메서드는 객체 속성의 값을 설정합니다.</p>
+
+<div>{{EmbedInteractiveExample("pages/js/reflect-set.html")}}</div>
+
+
+
+<h2 id="구문">구문</h2>
+
+<pre class="syntaxbox">Reflect.set(<em>target</em>, <em>propertyKey</em>, <em>value</em>[, <em>receiver</em>])
+</pre>
+
+<h3 id="매개변수">매개변수</h3>
+
+<dl>
+ <dt><code>target</code></dt>
+ <dd>속성의 값을 설정할 대상 객체.</dd>
+ <dt><code>propertyKey</code></dt>
+ <dd>값을 설정할 속성의 이름.</dd>
+ <dt><code>value</code></dt>
+ <dd>설정할 값.</dd>
+ <dt><code>receiver</code> {{optional_inline}}</dt>
+ <dd>속성이 설정자일 경우, <code>this</code>로 사용할 값.</dd>
+</dl>
+
+<h3 id="반환_값">반환 값</h3>
+
+<p>값 설정의 성공 여부를 나타내는 {{jsxref("Boolean")}}.</p>
+
+<h3 id="예외">예외</h3>
+
+<p><code>target</code>이 {{jsxref("Object")}}가 아니면 {{jsxref("TypeError")}}.</p>
+
+<h2 id="설명">설명</h2>
+
+<p><code>Reflect.set()</code> 메서드는 객체 속성의 값을 설정할 수 있습니다. 속성 추가도 할 수 있으며, 함수라는 점을 제외하면 동작 방식은 <a href="/ko/docs/Web/JavaScript/Reference/Operators/Property_Accessors">속성 접근자</a>와 같습니다.</p>
+
+<h2 id="예제">예제</h2>
+
+<h3 id="Reflect.set()_사용하기"><code>Reflect.set()</code> 사용하기</h3>
+
+<pre class="brush: js">// Object
+var obj = {};
+Reflect.set(obj, 'prop', 'value'); // true
+obj.prop; // "value"
+
+// Array
+var arr = ['duck', 'duck', 'duck'];
+Reflect.set(arr, 2, 'goose'); // true
+arr[2]; // "goose"
+
+// 배열 자르기
+Reflect.set(arr, 'length', 1); // true
+arr; // ["duck"];
+
+// 매개변수를 하나만 제공하면 속성 키 이름은 문자열 "undefined", 값은 undefined
+var obj = {};
+Reflect.set(obj); // true
+Reflect.getOwnPropertyDescriptor(obj, 'undefined');
+// { value: undefined, writable: true, enumerable: true, configurable: true }
+</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('ES2015', '#sec-reflect.set', 'Reflect.set')}}</td>
+ <td>{{Spec2('ES2015')}}</td>
+ <td>Initial definition.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('ESDraft', '#sec-reflect.set', 'Reflect.set')}}</td>
+ <td>{{Spec2('ESDraft')}}</td>
+ <td> </td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="브라우저_호환성">브라우저 호환성</h2>
+
+
+
+<p>{{Compat("javascript.builtins.Reflect.set")}}</p>
+
+<h2 id="같이_보기">같이 보기</h2>
+
+<ul>
+ <li>{{jsxref("Reflect")}}</li>
+ <li><a href="/ko/docs/Web/JavaScript/Reference/Operators/Property_Accessors">속성 접근자</a></li>
+</ul>