Map.prototype.delete()

delete() 메서드는 Map 객체에서 특정 요소를 제거합니다.

구문

myMap.delete(key);

매개변수

key
Map 객체에서 제거할 요소의 키.

반환 값

요소가 Map 객체에 존재해서 제거했을 경우 true, 존재하지 않았으면 false.

예제

delete() 사용하기

var myMap = new Map();
myMap.set('bar', 'foo');

myMap.delete('bar'); // Returns true. Successfully removed.
myMap.has('bar');    // Returns false. The "bar" element is no longer present.

명세

Specification Status Comment
ECMAScript 2015 (6th Edition, ECMA-262)
The definition of 'Map.prototype.delete' in that specification.
Standard Initial definition.
ECMAScript Latest Draft (ECMA-262)
The definition of 'Map.prototype.delete' in that specification.
Draft  

브라우저 호환성

Update compatibility data on GitHub
DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung InternetNode.js
deleteChrome Full support 38Edge Full support 12Firefox Full support 13IE Full support 11Opera Full support 25Safari Full support 8WebView Android Full support 38Chrome Android Full support 38Firefox Android Full support 14Opera Android Full support 25Safari iOS Full support 8Samsung Internet Android Full support 3.0nodejs Full support 0.12
Full support 0.12
Full support 0.10
Disabled
Disabled From version 0.10: this feature is behind the --harmony runtime flag.

Legend

Full support  
Full support
User must explicitly enable this feature.
User must explicitly enable this feature.

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