Baseline Widely available
Map
ì¸ì¤í´ì¤ì delete()
ë©ìëë ì´ Map ìì í¹ì ìì를 ì ê±°í©ëë¤.
const map1 = new Map();
map1.set("bar", "foo");
console.log(map1.delete("bar"));
// Expected result: true
// True indicates successful removal
console.log(map1.has("bar"));
// Expected result: false
구문 매ê°ë³ì
key
Map
ê°ì²´ìì ì ê±°í ììì í¤
Map
ê°ì²´ìì ììê° ì¡´ì¬íê³ ì ê±°ë ê²½ì° true
, ê·¸ë ì§ ìê³ í´ë¹ ììê° ì¡´ì¬íì§ ìì¼ë©´ false
를 ë°íí©ëë¤.
const myMap = new Map();
myMap.set("bar", "foo");
console.log(myMap.delete("bar")); // true를 ë°íí©ëë¤. ì±ê³µì ì¼ë¡ ì ê±°ëììµëë¤.
console.log(myMap.has("bar")); // false를 ë°íí©ëë¤. "bar" ììë ë ì´ì ì¡´ì¬íì§ ììµëë¤.
ëª
ì¸ì ë¸ë¼ì°ì í¸íì± ê°ì´ 보기
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