Baseline Widely available
Number()
ìì±ìë Number
ê°ì²´ë¥¼ ìì±í©ëë¤.
value
ë§ë¤ì´ì§ ê°ì²´ì ì«ì ê°.
const a = new Number("123"); // a === 123 ì ê±°ì§
const b = Number("123"); // b === 123 ì ì°¸
a instanceof Number; // ì°¸
b instanceof Number; // ì°¸
ëª
ì¸ ë¸ë¼ì°ì í¸íì± ê°ì´ 보기
Number
ëì(2ì§ìì 8ì§ì를 ì§ìíë)ì í´ë¦¬íì core-js
를 ì°¸ê³ íì¸ìNaN
Math
ì ì ê°ì²´BigInt
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