[JavaScript] ES7 - 12 ๋ฌธ๋ฒ / ECMAScript 2016 ~ 2021
Intro ๋ถ๋ช
JS๋ฅผ ์ฐ๊ณ ์๋๋ฐ C์ธ์ด์ค๋ฝ๊ฒ ์ฝ๋ฉํ๋ ๋ด ์์ ์ ๋ฐ๊ฒฌํ์ฌ ์ด๋ ๊ฒ ์ต์ ๋ฌธ๋ฒ์ ์ ๋ฆฌํด๋ณธ๋ค ! (์ฃผ์ํ ๊ฒ๋ง) ES7(2016) 1. Array.prototype.includes() ๋ฐฐ์ด ๋ด์ ๊ฐ์ด ์๋์ง ์๋์ง ํ์ธ ๊ฐ์ด ์์ผ๋ฉด True, ์์ผ๋ฉด false ๋ฅผ ๋ฐํ assert([1, 2, 3].includes(2) === true); assert([1, 2, 3].includes(4) === false); assert([1, 2, NaN].includes(NaN) === true); assert([1, 2, -0].includes(+0) === true); assert([1, 2, +0].includes(-0) === true); assert(["a", "b", "c"].include..
2021. 7. 25.