react

1.React ์ž…๋ฌธ์ฃผ์ฐจ S.A.

post-thumbnail

2.setState() ์ดํ•ดํ•˜๊ธฐ

post-thumbnail

3.ํ•จ์ˆ˜๋ฅผ props๋กœ ๋„˜๊ฒจ์ฃผ๊ธฐ (๋ชจ๋‹ฌ ์ฐฝ ์ปดํฌ๋„ŒํŠธ ๊ด€๋ฆฌ)

post-thumbnail

4.key์— index๋ฅผ ๋„ฃ์œผ๋ฉด ์•ˆ๋˜๋Š” ์ด์œ 

post-thumbnail

5.๋ฆฌ์•กํŠธ์˜ ๋ถˆ๋ณ€์„ฑ

post-thumbnail