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---
title: Set.prototype.add()
slug: Web/JavaScript/Reference/Global_Objects/Set/add
tags:
- ECMAScript 2015
- JavaScript
- Method
- Prototype
- Reference
- set
translation_of: Web/JavaScript/Reference/Global_Objects/Set/add
---
<div>{{JSRef}}</div>
<p><code><strong>add()</strong></code> 메서드는 <code>Set</code> 개체의 맨 뒤에 주어진 <code>value</code>의 새 요소를 추가합니다.</p>
<div>{{EmbedInteractiveExample("pages/js/set-prototype-add.html")}}</div>
<h2 id="구문">구문</h2>
<pre class="syntaxbox"><em>mySet</em>.add(<em>value</em>);</pre>
<h3 id="매개변수">매개변수</h3>
<dl>
<dt><code>value</code></dt>
<dd><code>Set</code> 객체에 추가할 요소의 값.</dd>
</dl>
<h3 id="반환_값">반환 값</h3>
<p><code>Set</code> 객체.</p>
<h2 id="예제">예제</h2>
<h3 id="add_메서드_사용하기"><code>add</code> 메서드 사용하기</h3>
<pre class="brush: js">var mySet = new Set();
mySet.add(1);
mySet.add(5).add('어떤 문자열'); // 계속 붙일 수 있음
console.log(mySet);
// Set [1, 5, "어떤 문자열"]
</pre>
<h2 id="명세">명세</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">명세</th>
<th scope="col">상태</th>
<th scope="col">비고</th>
</tr>
<tr>
<td>{{SpecName('ES2015', '#sec-set.prototype.add', 'Set.prototype.add')}}</td>
<td>{{Spec2('ES2015')}}</td>
<td>최초 정의</td>
</tr>
<tr>
<td>{{SpecName('ESDraft', '#sec-set.prototype.add', 'Set.prototype.add')}}</td>
<td>{{Spec2('ESDraft')}}</td>
<td> </td>
</tr>
</tbody>
</table>
<h2 id="브라우저_호환성">브라우저 호환성</h2>
<p>{{Compat("javascript.builtins.Set.add")}}</p>
<h2 id="같이_보기">같이 보기</h2>
<ul>
<li>{{jsxref("Set")}}</li>
<li>{{jsxref("Set.prototype.delete()")}}</li>
<li>{{jsxref("Set.prototype.has()")}}</li>
</ul>
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