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Framework/React 47

[Modern React] section1 : Let's Dive in!

1. How to Get Help pass 2. Join Our Community! done 3. Course Resourse pass 4. Let's Build an App! ์–ด๋–ป๊ฒŒ ๋ฆฌ์•กํŠธ๋ฅผ ๋นจ๋ฆฌ ๋ฐฐ์› ์„๊นŒ๋ผ๋Š” ์งˆ๋ฌธ์„ ๋งŽ์ด ๋ฐ›์Šต๋‹ˆ๋‹ค. ์ด ์งˆ๋ฌธ์— ๋‹ตํ•  ์ˆ˜ ์žˆ๋Š” ๋Œ€๋‹ต์€ ๋”ฑ ํ•œ๊ฐ€์ง€์ž…๋‹ˆ๋‹ค. You have to write code and you have to work on projects 5. Critical Questions 1. What's React All about? ๋ฆฌ์•กํŠธ๋Š” (1) HTML์„ ๋ณด์—ฌ์ฃผ๊ฑฐ๋‚˜ (2) ์‚ฌ์šฉ์ž๊ฐ€ ๋ฌด์–ธ๊ฐ€๋ฅผ ํ•  ๋•Œ, HTML์ด ๋ณ€ํ•œ๋‹ค. 6. A Few More Critical Questions 2. How does a React app start up? 1. All of your p..

Framework/React 2023.01.08

[React] react-datepicker ํŠน์ •/์ง€๋‚œ ๋‚ ์งœ ์ œ์™ธํ•˜๋Š” ๋ฐฉ๋ฒ•

Intro react-datepicker ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ์‚ฌ์šฉํ•˜๋˜ ๋„์ค‘, ๋๋‚ ์งœ๊ฐ€ ์‹œ์ž‘ ๋‚ ์งœ๋ฅผ ์„ ํƒํ•  ์ˆ˜ ์—†๋„๋ก ๋‚ ์งœ๋ฅผ ์ œ์™ธํ•ด์•ผ ํ–ˆ์Šต๋‹ˆ๋‹ค. How to solve the problem ๊ตฌ๊ธ€๋ง ํ›„ ์•„๋ž˜์™€ ๊ฐ™์€ ๋‹ต๋ณ€์„ ์ฐพ์•˜์Šต๋‹ˆ๋‹ค. DatePicker ์†์„ฑ์˜ minDate๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ œ์™ธํ•  ๋‚ ์งœ๋ฅผ ๋„ฃ์–ด์ฃผ๋ฉด ๋ฉ๋‹ˆ๋‹ค. https://stackoverflow.com/questions/50626937/react-datepicker-exclude-past-dates

Framework/React 2023.01.04

[React] react-datepicker ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ css/style ์ ์šฉ ์•ˆ๋˜๋Š” ์—๋Ÿฌ

Intro react-datepicker ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ์‚ฌ์šฉํ•˜๋˜ ๋„์ค‘ CSS ๊ฐ€ ์ ์šฉ ์•ˆ๋˜๋Š” ์—๋Ÿฌ๊ฐ€ ๋ฐœ์ƒํ–ˆ์Šต๋‹ˆ๋‹ค. ์ฐธ๊ณ ๋กœ ์ €๋Š” ํƒ€์ž…์Šคํฌ๋ฆฝํŠธ๋„ ์ ์šฉํ•ด์•ผ ํ–ˆ๊ธฐ ๋•Œ๋ฌธ์— ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์„ค์น˜๋Š” ์•„๋ž˜์™€ ๊ฐ™์ด ์ง„ํ–‰ํ•˜์˜€์Šต๋‹ˆ๋‹ค. yarn add react-datepicker yarn add @types/react-datepicker react-datepicker ๊ณต์‹ ํ™ˆํŽ˜์ด์ง€์— ์žˆ๋Š” Default ์˜ˆ์ œ๋ฅผ ์ฝ”๋“œ์— ๋„ฃ์–ด ์‹คํ–‰ํ•˜์ž, css๊ฐ€ ์ „ํ˜€ ์ ์šฉ๋˜์ง€ ์•Š๋Š” ์ƒํƒœ๋กœ ํ™”๋ฉด์— ๋œจ๋”๊ตฐ์š”. () => { const [startDate, setStartDate] = useState(new Date()); return ( setStartDate(date)} /> ); }; Why? ๋ฐ”๋กœ ๊ตฌ๊ธ€๋ง์„ ํ•ด๋ดค์Šต๋‹ˆ๋‹ค. ์ €์™€ ๋น„์Šทํ•œ ์—๋Ÿฌ๋ฅผ ๊ฒช์œผ์‹  ๋ถ„๋“ค..

Framework/React 2023.01.03

[React] React.FC ์˜ ์˜๋ฏธ์™€ ์‚ฌ์šฉํ•˜์ง€ ์•Š๋Š” ์ด์œ 

Intro React.FC์˜ ์˜๋ฏธ์™€ ์‚ฌ์šฉํ•˜์ง€ ์•Š๋Š” ์ด์œ ์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. type Props = { }; const TestComponent: React.FC = () => { return ( TestComponent ); }; export default TestComponent; ํ˜„์žฌ React typescript๋ฅผ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ๋Š” ํ”„๋กœ์ ํŠธ์—์„œ ์ปดํฌ๋„ŒํŠธ๋ฅผ ์ž‘์„ฑํ•  ๋•Œ ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๋ฐฉ๋ฒ•์„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. FC๋ฅผ ์‚ฌ์šฉํ•˜์ง€ ๋ง์•„์•ผ ํ•˜๋Š” ์ด์œ  ํ•˜์ง€๋งŒ ๐Ÿคจ React typescript๋Š” ๊ทธ๋‹ค์ง€ ์ข‹์€ ๋ฐฉ๋ฒ•์ด๋ผ๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ๊ทธ์ค‘์—์„œ ๊ฐ€์žฅ ํฐ ์ด์œ ๋Š” props์ด ์•”์‹œ์ ์œผ๋กœ ๋“ค์–ด๊ฐ€ ์žˆ๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค. children์„ ์•”์‹œ์ ์œผ๋กœ ๊ฐ€์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์ œ๋„ค๋ฆญ์„ ์ง€์›ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ๋„ค์ž„ ์ŠคํŽ˜์ด์Šค ํŒจํ„ด์„ ์ด์šฉํ•  ๋•Œ ๋” ๋ถˆํŽธํ•ฉ..

Framework/React 2022.10.02

[React] innerHTML & ๋™์ ์œผ๋กœ HTML ์ฝ”๋“œ ์ถ”๊ฐ€ํ•˜๋Š” ๋ฐฉ๋ฒ•

Intro react ์—์„œ ๋™์ ์œผ๋กœ HTML ์ฝ”๋“œ๋ฅผ ์ถ”๊ฐ€ํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด ํ•œ ์˜ˆ์‹œ๋กœ "message" : "No: 1, 2\nHello World!" ํ•ด๋‹น text ์—์„œ \n ๋ฅผ ์‹ค์ œ ํƒœ๊ทธ๋กœ ๋ฐ”๊ฟ”์•ผ ํ•œ๋‹ค๊ณ  ํ•ฉ์‹œ๋‹ค. import "./App.css"; function App() { const message = "No: 1, 2\nHello World!"; return ( {message} ); } export default App; ํ˜„์žฌ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ถœ๋ ฅ๋˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. How to react ์—์„œ๋Š” ํ…์ŠคํŠธ๋กœ ๋œ HTML ์ฝ”๋“œ๋ฅผ ์ถ”๊ฐ€ํ•˜๊ณ  ์‹ถ์€ ๊ฒฝ์šฐ์—๋Š” react์˜ ๊ทœ์น™์„ ์‚ฌ์šฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. dangerouslySetInnerHTML={{ __html: htmlCode }} ..

Framework/React 2022.10.02

[React] Warning: validateDOMNesting(...): <div> cannot appear as a child of <tbody> ์˜ค๋ฅ˜

Intro ์ „๋‹ฌ๋ฐ›์€ props๋ฅผ map ํ•จ์ˆ˜๋ฅผ ์ด์šฉํ•˜์—ฌ table๋ฅผ ๋งŒ๋“ค๋˜ ๋„์ค‘ ๋‹ค์Œ์˜ ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•˜์˜€์Šต๋‹ˆ๋‹ค. Warning: validateDOMNesting(...): cannot appear as a child of test test test test test test {props.map((item, index) => { return ( {item} {item} {item} {item} {item} {item} ); })} ์ œ๊ฐ€ ๋ดค์„ ๋•Œ๋Š” ๋ถ„๋ช… ๊ฐ ์ž์‹์— index ๋ผ๋Š” key ๊ฐ’์„ ๋ถ€์—ฌํ•˜๊ณ  ์žˆ๋‹ค๊ณ  ์ƒ๊ฐํ–ˆ๋Š”๋ฐ์š”.. Why? ํ•˜์ง€๋งŒ..์•Œ๊ณ ๋ณด๋‹ˆ ์›์ธ์€ ๋ฐ”๋กœ ์— ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.. key ๊ฐ’์€ root component์— ์ ์šฉ ๋˜๋Š” ๊ฒƒ์ด ์›์น™์ด๊ธฐ ๋•Œ๋ฌธ์ด์ฃ . ํ•˜์ง€๋งŒ ์ €๋Š” OtherComponent ๋ฅผ ํ•จ๊ป˜ ์ž‘์„ฑ..

Framework/React 2022.10.01

[React] Modal ํŒ์—…์‹œ ๋’ท๋ฐฐ๊ฒฝ์ด ์Šคํฌ๋กค ๋˜์ง€ ์•Š๊ฒŒ ํ•˜๋Š” ๋ฐฉ๋ฒ•

Intro ๋ฆฌ์•กํŠธ์—์„œ Modal ํŒ์—…์‹œ ๋’ท๋ฐฐ๊ฒฝ์ด ์Šคํฌ๋กค ๋˜์ง€ ์•Š๊ฒŒ ํ•˜๋Š” ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด ์†Œ๊ฐœํ•˜๊ณ ์ž ํ•ฉ๋‹ˆ๋‹ค. How to do import React, { useEffect } from 'react'; export const Modal = (props) => { // ๋ชจ๋‹ฌ ์˜ค๋ฒ„๋ ˆ์ด์—์„œ ์Šคํฌ๋กค ๋ฐฉ์ง€ useEffect(() => { document.body.style.cssText = ` position: fixed; top: -${window.scrollY}px; overflow-y: scroll; width: 100%;`; return () => { const scrollY = document.body.style.top; document.body.style.cssText = ''; window.scrollTo..

Framework/React 2022.08.30
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