NaN(Not-A-Number) 1
[JavaScript] ์™ผ์ชฝ 0 ์ œ๊ฑฐํ•˜๋Š” ๋‘๊ฐ€์ง€ ๋ฐฉ๋ฒ•

1. .replace(/(^0+)/, ""); ์ •๊ทœ์‹ ์‚ฌ์šฉ. var num = '000010111200'; num.replace(/(^0+)/, ""); result : 10111200 2. Number() ํ•จ์ˆ˜ ์‚ฌ์šฉ. ( = ๋ฌธ์ž์—ด์„ ์ˆซ์ž๋กœ ๋ฐ˜ํ™˜ํ•˜๋Š” ํ•จ์ˆ˜) var num = '000010111200'; Number(num); result : 10111200 * JavaScript ์—์„œ ์ˆซ์ž๊ฐ€ ์•„๋‹Œ ๊ฐ’์— Number()ํ•จ์ˆ˜๋ฅผ ์ˆ˜ํ–‰ํ•  ๊ฒฝ์šฐ NaN์ด ์ถœ๋ ฅ = NaN(Not-A-Number)
js 2022.04.13
1

ํ‹ฐ์Šคํ† ๋ฆฌํˆด๋ฐ”