blob: 0c82351679d413b5694935a7fafc097445b029d0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
---
title: WeakMap.prototype.delete()
slug: Web/JavaScript/Reference/Global_Objects/WeakMap/delete
tags:
- ECMAScript 2015
- JavaScript
- Method
- Prototype
- Reference
- WeakMap
translation_of: Web/JavaScript/Reference/Global_Objects/WeakMap/delete
---
<div>{{JSRef}}</div>
<p><code><strong>delete()</strong></code> 메소드는 <code>WeakMap</code> 객체의 특정 요소를 제거합니다.</p>
<div>{{EmbedInteractiveExample("pages/js/weakmap-prototype-delete.html")}}</div>
<h2 id="구문">구문</h2>
<pre class="syntaxbox"><em>wm</em>.delete(<em>key</em>);</pre>
<h3 id="매개변수">매개변수</h3>
<dl>
<dt><code>key</code></dt>
<dd><code>WeakMap</code> 객체에서 제거할 요소의 키.</dd>
</dl>
<h3 id="반환_값">반환 값</h3>
<p><code>WeakMap</code> 객체의 요소가 성공적으로 제거되면 <code>true</code>, 키를 찾을 수 없거나 키가 객체가 아닌 경우 <code>false</code>.</p>
<h2 id="예제">예제</h2>
<h3 id="delete_메서드_사용하기"><code>delete</code> 메서드 사용하기</h3>
<pre class="brush: js;highlight:[4]">var wm = new WeakMap();
wm.set(window, 'foo');
wm.delete(window); // Returns true. Successfully removed.
wm.has(window); // Returns false. The window object is no longer in the WeakMap.
</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-weakmap.prototype.delete', 'WeakMap.prototype.delete')}}</td>
<td>{{Spec2('ES2015')}}</td>
<td>Initial definition.</td>
</tr>
<tr>
<td>{{SpecName('ESDraft', '#sec-weakmap.prototype.delete', 'WeakMap.prototype.delete')}}</td>
<td>{{Spec2('ESDraft')}}</td>
<td> </td>
</tr>
</tbody>
</table>
<h2 id="브라우저_호환성">브라우저 호환성</h2>
<p>{{Compat("javascript.builtins.WeakMap.delete")}}</p>
<h2 id="같이_보기">같이 보기</h2>
<ul>
<li>{{jsxref("WeakMap")}}</li>
</ul>
|
