Emotion vs Styled-components

many developers prefer Emotion to other CSS-in-JS alternatives because of its small size, high performance, and overall flexibility.
โ†’ Emotion ์žฅ์  : 1. ํŒŒ์ผํฌ๊ธฐ๊ฐ€ ์ž‘๋‹ค, 2. ๊ณ ์„ฑ๋Šฅ, ์ „๋ฐ˜์ ์ธ ์œ ์—ฐ์„ฑ. ๊ฐœ๋ฐœ์ž์นœํ™”์ .
๋ฌธ๋ฒ•์ด ๋น„์Šทํ•œ๊ฑฐ๊ฐ™์€๋ฐ, ์‚ด์ง ๋‹ค๋ฅธ๊ฑฐ๊ฐ™๋‹ค
Emotion์€ string style์ž‘์„ฑ๋ฒ•๊ณผ object style ์ž‘์„ฑ๋ฒ•์ด ์žˆ๋‹ค.
โ†’ ์ฐจ์ด์ ์€
string ์Šคํƒ€์ผ์€ ํƒœ๊ทธ์•ˆ์— css={css`background:'black'; &:hover {color:'white'};`}
object์Šคํƒ€์ผ์€ ํƒœ๊ทธ์•ˆ์— css={{ background: 'black' , '$:hover': {color:'white'} }}
๋ณดํ†ต props๋กœ ๊ด€๋ฆฌํ•  ๋ณ€์ˆ˜๋Š” ์ง์ ‘ ์„ ์–ธ ๋ฐ ํ• ๋‹น์„ ํ•ด์ฃผ๊ณ 
const color = 'white' <div css={css`border:solid; background: black; &:hover { color:${color};}`} >์•ˆ๋…•ํ•˜์„ธ์š”</div>
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