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  • javascript-api
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    • Shortest Word
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      • 05. μ±…μž„κ³Ό λ©”μ‹œμ§€
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    • rest
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    • # shutdown local server
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  1. react

LifeCycle

μ–΄λ–€ μ»΄ν¬λ„ŒνŠΈμ—μ„œλ„ μ“Έ 수 μžˆλ‹€.

class Articles extends Component {
}

λ°”λ‘œ extends 뒀에 μ“΄ Component λ•Œλ¬Έμ— 였직 App μ»΄ν¬λ„ŒνŠΈκ°€ μ•„λ‹Œ ν•˜μœ„μ»΄ν¬λ„ŒνŠΈμ—λ„ μ“Έ 수 μžˆλ‹€.

Event

νŽ˜μ΄μ§€λ³„ 이벀트λ₯Ό μ œμ–΄ν•˜κΈ°μ— μœ μš©ν•˜λ‹€.

componentDidMount() {
  window.addEventListener('scroll',  debounce(this.handlelistLoadScroll));
}
componentWillUnmount() {
  window.removeEventListener('scroll', debounce(this.handlelistLoadScroll));
}

μ΄λ ‡κ²Œ μ‚¬μš©ν•  수 μžˆλŠ”λ° μ—¬κΈ°μ„œ λ¬Έμ œλŠ”

debounce(this.handlelistLoadScroll)

이 뢀뢄이닀. removeκ°€ λ˜μ§€ μ•ŠλŠ” μ΄μœ λŠ” debounce 영ν–₯으둜 μ°Έμ‘°κ°€ λ˜μ§€ μ•ŠλŠ”λ‹€

κ·Έλ ‡κΈ° λ•Œλ¬Έμ— ν”„λ‘œνΌν‹°μ— μ €μž₯을 ν•œ ν›„ μ°Έμ‘°λ₯Ό ν•΄μ•Όν•œλ‹€!

PreviousreactNextredux

Last updated 5 years ago

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