React ๊ณต์‹๋ฌธ์„œ!!

๋“ค์–ด๊ฐ€๋ฉฐ

์ตœ๊ทผ Allini ํ”„๋กœ์ ํŠธ๋ฅผ ์ง„ํ–‰ํ•˜๋ฉด์„œ ๋ช‡ ๊ฐ€์ง€ ๊ณ ๋ฏผ์ด ์ƒ๊ฒผ์Šต๋‹ˆ๋‹ค.

over-fetching, waterfall ํ˜„์ƒ์œผ๋กœ ์ธํ•œ ์„ฑ๋Šฅ ์ €ํ•˜, ๊ทธ๋ฆฌ๊ณ  ๋ฌด์—‡๋ณด๋‹ค ๋น ๋ฅธ ์‹œ์žฅ ๊ฒ€์ฆ์„ ์œ„ํ•ด ๋‹ค์–‘ํ•œ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ํ™œ์šฉํ•ด์•ผ ํ•˜๋Š” ์ƒํ™ฉ์—์„œ ๋ฐœ์ƒํ•˜๋Š” ๋ฒˆ๋“ค ์‚ฌ์ด์ฆˆ ์ฆ๊ฐ€ ๋ฌธ์ œ์˜€์ฃ .

 

์ข‹์€ ๊ฐœ๋ฐœ์ž๋Š” ๋‹จ์ˆœํžˆ ๋ชจ๋“  ๊ฒƒ์„ ์†์ˆ˜ ์ฒ˜์Œ๋ถ€ํ„ฐ ๊ตฌํ˜„ํ•˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, ์ ์ ˆํ•œ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ์„ ํƒํ•˜๊ณ  ์กฐ์žกํ•ด ๋น ๋ฅด๊ฒŒ ์ œํ’ˆ์„ ๋งŒ๋“ค์–ด๋‚ด๋Š” ๋Šฅ๋ ฅ์ด ์ค‘์š”ํ•˜๋‹ค๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.

 

ํ•˜์ง€๋งŒ ์ด๋Ÿฌํ•œ ์ ‘๊ทผ์€ ํ•„์—ฐ์ ์œผ๋กœ ๋ฒˆ๋“ค ์‚ฌ์ด์ฆˆ ์ฆ๊ฐ€๋ผ๋Š” ๋ฌธ์ œ๋ฅผ ๋™๋ฐ˜ํ•˜๊ฒŒ ๋˜์—ˆ๊ณ , ์ด๋Š” ์ œ๊ฐ€ React ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์— ๊ด€์‹ฌ์„ ๊ฐ–๊ฒŒ ๋œ ์ฃผ๋œ ๊ณ„๊ธฐ๊ฐ€ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค!

 

1. React ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์˜ ํ˜„์žฌ ์‚ฌ์šฉ ๊ฐ€๋Šฅ ์—ฌ๋ถ€

ํ˜„์žฌ ์ƒํƒœ

  • React 18 ๋ฒ„์ „: ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ๋ฏธ์ง€์›
  • React 19 RC(Release Candidate): ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ์ง€์›
 

ํ•˜์ง€๋งŒ ํ˜„์žฌ React 18.2.0์„ ์‚ฌ์šฉ์ค‘์ธ ํ”„๋กœ์ ํŠธ์—์„œ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ๋ฅผ ์ง์ ‘ ์‚ฌ์šฉํ•˜๊ธฐ๋Š” ์–ด๋ ต์Šต๋‹ˆ๋‹ค.

React 19๋กœ์˜ ์—…๊ทธ๋ ˆ์ด๋“œ๋ฅผ ๊ณ ๋ คํ•ด๋ณผ ์ˆ˜ ์žˆ์ง€๋งŒ, RC ๋ฒ„์ „์ด๊ธฐ ๋•Œ๋ฌธ์— ํ”„๋กœ๋•์…˜ ํ™˜๊ฒฝ์—์„œ์˜ ์‚ฌ์šฉ์€ ์‹ ์ค‘ํžˆ ๊ฒฐ์ •ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

 

2. SSR๊ณผ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์˜ ๊ด€๊ณ„

ํ•™์Šต ์ดˆ๊ธฐ์— ๊ฐ€์žฅ ํ—ท๊ฐˆ๋ ธ๋˜ ๊ฐœ๋…์ž…๋‹ˆ๋‹ค!

SSR (Server-Side Rendering)

  • ๋ชฉ์ : ์ดˆ๊ธฐ ํŽ˜์ด์ง€ ๋กœ๋“œ ์„ฑ๋Šฅ ๊ฐœ์„  ๋ฐ SEO ์ตœ์ ํ™”
  • ๋™์ž‘ ๋ฐฉ์‹:
    • ์„œ๋ฒ„์—์„œ ์ „์ฒด ํŽ˜์ด์ง€์˜ ์ดˆ๊ธฐ HTML์„ ์ƒ์„ฑ
    • ํด๋ผ์ด์–ธํŠธ๋กœ HTML๊ณผ JS ๋ฒˆ๋“ค์„ ์ „์†ก
    • ํด๋ผ์ด์–ธํŠธ์—์„œ hydration ๊ณผ์ •์„ ํ†ตํ•ด ์ธํ„ฐ๋ž™ํ‹ฐ๋ธŒํ•œ ์•ฑ์œผ๋กœ ์ „ํ™˜

์ด์ „ React ๊ณต์‹ ๋ฌธ์„œ์— ๋”ฐ๋ฅด๋ฉด, React์˜ ์„œ๋ฒ„ ์‚ฌ์ด๋“œ ๋ Œ๋”๋ง ๋ฉ”์„œ๋“œ๋“ค์€ ํฌ๊ฒŒ ์„ธ ๊ฐ€์ง€ ํ™˜๊ฒฝ์œผ๋กœ ๊ตฌ๋ถ„๋ฉ๋‹ˆ๋‹ค:

 

Node.js Streams ํ™˜๊ฒฝ์šฉ:

  • renderToPipeableStream()
  • renderToNodeStream() (Deprecated)
  • renderToStaticNodeStream()

Web Streams ํ™˜๊ฒฝ์šฉ (๋ธŒ๋ผ์šฐ์ €, Deno, modern edge runtimes):

  • renderToReadableStream()

์ŠคํŠธ๋ฆผ์„ ์ง€์›ํ•˜์ง€ ์•Š๋Š” ํ™˜๊ฒฝ์šฉ:

  • renderToString()
  • renderToStaticMarkup()

๊ธฐ์กด SSR์˜ ๋™์ž‘ ๋ฐฉ์‹์€ ์•„๋ž˜์™€ ๊ฐ™์Šต๋‹ˆ๋‹ค.

// ๊ธฐ์กด SSR์˜ ๋™์ž‘ ๋ฐฉ์‹
// 1. ์„œ๋ฒ„์—์„œ ์ดˆ๊ธฐ ๋ Œ๋”๋ง
const app = ReactDOMServer.renderToPipeableStream(<App />);
// ํ•œ๋ฒˆ์— ์ „์ฒด HTML์„ ์ƒ์„ฑํ•˜์—ฌ ํด๋ผ์ด์–ธํŠธ๋กœ ์ „์†ก

// 2. HTML ๋ฌธ์„œ์— ์‚ฝ์ž…
const html = `
  <!doctype html>
  <html>
    <body>
      <div id="root">${app}</div>
      <script src="/bundle.js"></script>
    </body>
  </html>
`;

 

 

๊ณต์‹ ๋ฌธ์„œ์— ๋”ฐ๋ฅด๋ฉด, renderToPipeableStream์„ ํ†ตํ•ด ์ดˆ๊ธฐ ์…ธ(shell)์„ ๋ Œ๋”๋งํ•˜๊ณ  ์ „์†กํ•ฉ๋‹ˆ๋‹ค.

renderToPipeableStream์˜ ๊ธฐ๋ณธ ๊ฐœ๋…์€ ์•„๋ž˜์™€ ๊ฐ™์Šต๋‹ˆ๋‹ค.

  • Node.js ํ™˜๊ฒฝ์—์„œ React ํŠธ๋ฆฌ๋ฅผ HTML ์ŠคํŠธ๋ฆผ์œผ๋กœ ๋ณ€ํ™˜ํ•˜๋Š” API์ž…๋‹ˆ๋‹ค.
  • ์ ์ง„์ ์ธ ๋กœ๋”ฉ์ด ๊ฐ€๋Šฅํ•œ ์ŠคํŠธ๋ฆฌ๋ฐ SSR์„ ๊ตฌํ˜„ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

์˜ˆ์‹œ ์ฝ”๋“œ

// ๋ฐœ์ „๋œ SSR (์ŠคํŠธ๋ฆฌ๋ฐ ๋ฐฉ์‹)
const { pipe } = renderToPipeableStream(<App />, {
  bootstrapScripts: ['/main.js'],
  onShellReady() {
    // 1. ๋จผ์ € ๊ธฐ๋ณธ ๋ผˆ๋Œ€(shell)๋ฅผ ๋ณด๋ƒ„
    // ์ดˆ๊ธฐ shell(Suspense ๊ฒฝ๊ณ„ ์œ„์˜ ์ฝ˜ํ…์ธ )์ด ์ค€๋น„๋˜๋ฉด ์ŠคํŠธ๋ฆฌ๋ฐ ์‹œ์ž‘

    pipe(response);
  },
  onAllReady() {
    // ๋ชจ๋“  ์ฝ˜ํ…์ธ ๊ฐ€ ์ค€๋น„๋˜๋ฉด ํ˜ธ์ถœ (ํฌ๋กค๋Ÿฌ๋‚˜ ์ •์  ์ƒ์„ฑ์šฉ)
  }
});

 

๊ธฐ์กด์˜ renderToString์€ ์ œํ•œ์ ์ธ ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•˜๋Š” ๋ฐ˜๋ฉด, renderToPipeableStream์€ Suspense๋ฅผ ์™„์ „ํžˆ ์ง€์›ํ•˜๊ณ  HTML ์ŠคํŠธ๋ฆฌ๋ฐ์ด ๊ฐ€๋Šฅํ•œ ๋” ๋ฐœ์ „๋œ ํ˜•ํƒœ์˜ SSR ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค.

 

์ฃผ์š” ์ฐจ์ด์ :

  • ๊ธฐ์กด SSR: ๋ชจ๋“  ๋ฐ์ดํ„ฐ๋ฅผ ๋‹ค ๋ชจ์•„์„œ ํ•œ๋ฒˆ์— ๋ณด๋ƒ„ (๋А๋ฆผ)
  • ์ƒˆ๋กœ์šด SSR:
    1. ๋จผ์ € ํŽ˜์ด์ง€์˜ ๊ธฐ๋ณธ ๋ผˆ๋Œ€๋ฅผ ๋ณด๋‚ด๊ณ 
    2. ๋‚˜๋จธ์ง€ ๋‚ด์šฉ์€ ์ค€๋น„๋˜๋Š” ๋Œ€๋กœ ์กฐ๊ธˆ์”ฉ ๋ณด๋ƒ„ (๋” ๋น ๋ฆ„)

 

์‰ฝ๊ฒŒ ๋งํ•˜๋ฉด, ๊ธฐ์กด SSR์€ "์‹๋‹น์—์„œ ๋ชจ๋“  ์š”๋ฆฌ๊ฐ€ ์™„์„ฑ๋  ๋•Œ๊นŒ์ง€ ๊ธฐ๋‹ค๋ ธ๋‹ค๊ฐ€ ํ•œ๋ฒˆ์— ์„œ๋น™"ํ•˜๋Š” ๊ฒƒ์ด๊ณ , ์ƒˆ๋กœ์šด ๋ฐฉ์‹์€ "์ค€๋น„๋œ ๋ฉ”๋‰ด๋ถ€ํ„ฐ ๋จผ์ € ์„œ๋น™ํ•˜๊ณ , ๋‚˜๋จธ์ง€๋Š” ์™„์„ฑ๋˜๋Š” ๋Œ€๋กœ ๊ฐ€์ ธ๋‹ค์ฃผ๋Š”" ๊ฒƒ๊ณผ ๋น„์Šทํ•ฉ๋‹ˆ๋‹ค.

 

React ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ (RSC)

  • ๋ชฉ์ : ๋ฒˆ๋“ค ์‚ฌ์ด์ฆˆ ์ตœ์ ํ™” ๋ฐ ์„œ๋ฒ„ ๋ฆฌ์†Œ์Šค ์ง์ ‘ ์ ‘๊ทผ
  • ๋™์ž‘ ๋ฐฉ์‹:
    • ํŠน์ • ์ปดํฌ๋„ŒํŠธ๋ฅผ ์„œ๋ฒ„์—์„œ๋งŒ ์‹คํ–‰๋˜๋„๋ก ์ง€์ •
    • ์„œ๋ฒ„์—์„œ ๋ Œ๋”๋ง๋œ ๊ฒฐ๊ณผ๋งŒ ํด๋ผ์ด์–ธํŠธ๋กœ ์ „์†ก
    • JS ๋ฒˆ๋“ค์— ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ์ฝ”๋“œ๋Š” ๋ฏธํฌํ•จ

๋‘ ๊ธฐ์ˆ ์˜ ์ƒํ˜ธ๋ณด์™„์  ๊ด€๊ณ„

SSR๊ณผ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ๋Š” ์„œ๋กœ๋ฅผ ๋Œ€์ฒดํ•˜๋Š” ๊ธฐ์ˆ ์ด ์•„๋‹Œ, ๋ณด์™„ํ•˜๋Š” ๊ธฐ์ˆ ์ž…๋‹ˆ๋‹ค:

  1. ์—ญํ•  ๋ถ„๋‹ด
    • SSR: ์ดˆ๊ธฐ ํŽ˜์ด์ง€ ๋กœ๋“œ ์‹œ ์ „์ฒด HTML ์ƒ์„ฑ
    • ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ: ํŠน์ • ์ปดํฌ๋„ŒํŠธ๋“ค์˜ ์„œ๋ฒ„ ์‹คํ–‰ ๋ฐ ๋ฒˆ๋“ค ํฌ๊ธฐ ์ตœ์ ํ™”

 

3. ํ”„๋ ˆ์ž„์›Œํฌ๋“ค์˜ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ๊ตฌํ˜„

Next.js์˜ ์ ‘๊ทผ

Next.js๋Š” ์ž์ฒด์ ์ธ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ๊ตฌํ˜„์„ ํ†ตํ•ด React์˜ ์‹คํ—˜์  ๊ธฐ๋Šฅ์„ ์•ˆ์ •์ ์œผ๋กœ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

  1. React ์ฝ”์–ด ํŒ€๊ณผ Next.js ํŒ€์˜ ํ˜‘๋ ฅ
    • React ์ฝ”์–ด ํŒ€์˜ ์ฃผ์š” ๋ฉค๋ฒ„๋“ค(Joe Savona, Sebastian Markbåge ๋“ฑ)์ด Vercel(Next.js)์— ํ•ฉ๋ฅ˜
    • ์ด๋ฅผ ํ†ตํ•ด React์˜ ์‹คํ—˜์  ๊ธฐ๋Šฅ์„ Next.js์—์„œ ๋จผ์ € ์•ˆ์ •์ ์œผ๋กœ ๊ตฌํ˜„ ๊ฐ€๋Šฅ
  2. ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์˜ ๋ฐœ์ „ ๊ณผ์ •
    • 2020๋…„: React ํŒ€์ด ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ๊ฐœ๋… ์ฒซ ๋ฐœํ‘œ
    • React 18: ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ๊ธฐ์ดˆ ์ธํ”„๋ผ ํฌํ•จ, but ์™„์ „ํ•œ ๊ตฌํ˜„์€ ์•„๋‹˜
    • Next.js 13: App Router์™€ ํ•จ๊ป˜ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ์ „๋ฉด ๋„์ž…

๊ธฐ์ˆ ์  ๊ตฌํ˜„ ๋ฐฉ์‹

React์˜ Server Components์— ๋Œ€ํ•œ ๊ณต์‹๋ฌธ์„œ๋ฅผ ๋ณด๋ฉด,

๋ฌธ์„œ์—์„œ๋Š” Server Components ๊ตฌํ˜„์— ๋Œ€ํ•ด ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์–ธ๊ธ‰ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค:

"To support React Server Components as a bundler or framework, we recommend pinning to a specific React version, or using the Canary release. We will continue working with bundlers and frameworks to stabilize the APIs used to implement React Server Components in the future."

์ด๋Š” Server Components ๊ตฌํ˜„์„ ์œ„ํ•œ ๋ฒˆ๋“ค๋Ÿฌ API๊ฐ€ ์•„์ง ์™„์ „ํžˆ ์•ˆ์ •ํ™”๋˜์ง€ ์•Š์•˜์Œ์„ ์‹œ์‚ฌํ•ฉ๋‹ˆ๋‹ค.

 

Next.js๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๋ฐฉ์‹์œผ๋กœ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ๋ฅผ ๊ตฌํ˜„ํ–ˆ์Šต๋‹ˆ๋‹ค:

// next.config.js
{
  webpack: (config, { isServer }) => {
    if (isServer) {
      // ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ ์ฒ˜๋ฆฌ
      config.plugins.push(new webpack.DefinePlugin({
        // marked, sanitize-html ๊ฐ™์€ ์„œ๋ฒ„ ์ „์šฉ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋“ค์ด
        // ํด๋ผ์ด์–ธํŠธ ๋ฒˆ๋“ค์— ํฌํ•จ๋˜์ง€ ์•Š๋„๋ก ์ฒ˜๋ฆฌ
        'process.env.SERVER_ONLY': JSON.stringify(true)
      }));
      
      config.module.rules.push({
        test: /\.(js|jsx|ts|tsx)$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-react'],
            plugins: [
              // async ์ปดํฌ๋„ŒํŠธ ์ง€์›์„ ์œ„ํ•œ ๋ณ€ํ™˜
              '@babel/plugin-syntax-top-level-await',
              // Server Component์˜ import ๊ตฌ๋ฌธ ์ฒ˜๋ฆฌ
              ['@babel/plugin-transform-modules-commonjs', {
                importInterop: 'node'
              }]
            ]
          }
        }
      });
    } else {
      // ํด๋ผ์ด์–ธํŠธ ์ปดํฌ๋„ŒํŠธ ์ฒ˜๋ฆฌ
      config.module.rules.push({
        test: /\.(js|jsx|ts|tsx)$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-react'],
            plugins: [
              // "use client" ์ง€์‹œ์–ด๊ฐ€ ์žˆ๋Š” ํŒŒ์ผ๋งŒ ํด๋ผ์ด์–ธํŠธ ๋ฒˆ๋“ค์— ํฌํ•จ
              ['./plugins/client-directive', {}],
              // Server Component์˜ ์ถœ๋ ฅ์„ ํด๋ผ์ด์–ธํŠธ์—์„œ hydrateํ•˜๊ธฐ ์œ„ํ•œ ๋ณ€ํ™˜
              ['./plugins/server-reference', {}]
            ]
          }
        }
      });
    }
    return config;
  }
}

// Server Component ๋ Œ๋”๋ง ํ•จ์ˆ˜
async function renderServerComponent(Component, props) {
  // ๋ฌธ์„œ์— ์–ธ๊ธ‰๋œ ๊ฒƒ์ฒ˜๋Ÿผ build time ๋˜๋Š” request time์— ์‹คํ–‰ ๊ฐ€๋Šฅ
  const stream = await ReactServerDOM.renderToReadableStream(
    <Component {...props} />,
    // ํด๋ผ์ด์–ธํŠธ ์ปดํฌ๋„ŒํŠธ์˜ ๋ฒˆ๋“ค ์ •๋ณด๋ฅผ ๋‹ด์€ ๋งคํ•‘
    webpackMap
  );
  
  // React์˜ Flight ํฌ๋งท์œผ๋กœ ์ง๋ ฌํ™”
  return encodeRSCPayload(stream);
}

 

์ด ๊ตฌํ˜„์€ ๊ณต์‹ ๋ฌธ์„œ์˜ ๋‹ค์Œ ๊ฐœ๋…๋“ค์„ ๋ฐ˜์˜ํ•ฉ๋‹ˆ๋‹ค:

  1. "Server Components are a new type of Component that renders ahead of time, before bundling, in an environment separate from your client app or SSR server."
    • webpack ์„ค์ •์—์„œ isServer ํ”Œ๋ž˜๊ทธ๋กœ ํ™˜๊ฒฝ์„ ๋ถ„๋ฆฌ
  2. "Server Components can run once at build time on your CI server, or they can be run for each request using a web server."
    • renderServerComponent ํ•จ์ˆ˜๊ฐ€ ์ด ๋‘ ๊ฐ€์ง€ ์ผ€์ด์Šค๋ฅผ ๋ชจ๋‘ ์ง€์›
  3. "Async Components are a new feature of Server Components that allow you to await in render."
    • ์„œ๋ฒ„ ์ธก babel ์„ค์ •์— @babel/plugin-syntax-top-level-await ํฌํ•จ

ํ•ต์‹ฌ ๊ตฌํ˜„ ์š”์†Œ

  1. RSC ํฌ๋งท
    • ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์˜ ๋ Œ๋”๋ง ๊ฒฐ๊ณผ๋ฅผ ํŠน๋ณ„ํ•œ ํฌ๋งท์œผ๋กœ ์ง๋ ฌํ™”
    • JSON์ด ์•„๋‹Œ ํŠน๋ณ„ํ•œ ๋ฐ”์ด๋„ˆ๋ฆฌ ํ˜•์‹ ์‚ฌ์šฉ
    • React Flight ์•„ํ‚คํ…์ฒ˜ ํ™œ์šฉ
  2. ๋ฒˆ๋“ค๋ง ์ตœ์ ํ™”
    • ์„œ๋ฒ„ ์ „์šฉ ์ฝ”๋“œ๋ฅผ ํด๋ผ์ด์–ธํŠธ ๋ฒˆ๋“ค์—์„œ ์ œ์™ธ
    • ํด๋ผ์ด์–ธํŠธ ์ปดํฌ๋„ŒํŠธ๋งŒ ์„ ํƒ์ ์œผ๋กœ ๋ฒˆ๋“ค๋ง
  3. ์ŠคํŠธ๋ฆฌ๋ฐ ์ง€์›
    • React Suspense์™€ ํ†ตํ•ฉ
    • ์ ์ง„์ ์ธ ํŽ˜์ด์ง€ ๋กœ๋”ฉ ๊ตฌํ˜„

์ดํ•ด๋ฅผ ์œ„ํ•ด ๊ธฐ๋ณธ์ ์ธ ํ‹€์— ๋งž์ถฐ ๊ฐ„์†Œํ™”ํ•ด ๊ตฌํ˜„ํ•ด ๋ดค์Šต๋‹ˆ๋‹ค!
ํ˜น์‹œ ํ‹€๋ฆฐ ๋ถ€๋ถ„์ด ์žˆ๋‹ค๋ฉด ํŽธํ•˜๊ฒŒ ๋Œ“๊ธ€ ์ฃผ์‹œ๋ฉด ๊ฐ์‚ฌํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค!

Remix์˜ ์ ‘๊ทผ

Remix๋Š” ๋ผ์šฐํ„ฐ ๊ธฐ๋ฐ˜์˜ ์„œ๋ฒ„ ์ค‘์‹ฌ ์•„ํ‚คํ…์ฒ˜๋ฅผ ์ฑ„ํƒํ•˜์—ฌ ์œ ์‚ฌํ•œ ์ด์ ์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

// Remix์˜ ์„œ๋ฒ„ ์‚ฌ์ด๋“œ ๋กœ์ง ์˜ˆ์‹œ
export async function loader({ request }) {
  const data = await getProducts();
  return json(data);
}

export default function Products() {
  const products = useLoaderData();
  return (
    <div>
      <h1>Products</h1>
      <ProductList products={products} />
    </div>
  );
}

 

4. Next.js ์•ฑ ๋ผ์šฐํ„ฐ์™€ ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์˜ ๊ด€๊ณ„

Next.js์˜ ์•ฑ ๋ผ์šฐํ„ฐ๋Š” ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ๋ฅผ ๊ธฐ๋ณธ๊ฐ’์œผ๋กœ ์ฑ„ํƒํ–ˆ์Šต๋‹ˆ๋‹ค.  ๋งค์šฐ ์ค‘์š”ํ•œ ์•„ํ‚คํ…์ฒ˜์  ๊ฒฐ์ •์ด์ฃ ?!

๊ธฐ๋ณธ ๊ตฌ์กฐ

// app/layout.jsx (์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ)
export default function RootLayout({ children }) {
  return (
    <html>
      <body>{children}</body>
    </html>
  );
}

// app/page.jsx (์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ)
async function Home() {
  const data = await getData(); // ์„œ๋ฒ„์—์„œ ์ง์ ‘ ๋ฐ์ดํ„ฐ fetch
  
  return (
    <main>
      <h1>Welcome</h1>
      <ClientComponent data={data} />
    </main>
  );
}

// components/client-component.jsx
'use client';

function ClientComponent({ data }) {
  // ํด๋ผ์ด์–ธํŠธ ์‚ฌ์ด๋“œ ์ธํ„ฐ๋ž™์…˜์ด ํ•„์š”ํ•œ ์ปดํฌ๋„ŒํŠธ
  return <div>{/* ์ธํ„ฐ๋ž™ํ‹ฐ๋ธŒ UI */}</div>;
}

 

์ฃผ์š” ํŠน์ง•

์ž๋™ ์ฝ”๋“œ ๋ถ„ํ• 

// app/products/page.jsx
import { ProductList } from './components/product-list';

async function ProductsPage() {
  const products = await fetchProducts(); // ์„œ๋ฒ„์—์„œ๋งŒ ์‹คํ–‰
  return <ProductList products={products} />;
}

// ์ด ์ปดํฌ๋„ŒํŠธ์™€ ๊ด€๋ จ๋œ ์„œ๋ฒ„ ๋กœ์ง์€ ํด๋ผ์ด์–ธํŠธ ๋ฒˆ๋“ค์— ํฌํ•จ๋˜์ง€ ์•Š์Œ

 

 

์ŠคํŠธ๋ฆฌ๋ฐ๊ณผ Suspense ํ†ตํ•ฉ

// app/dashboard/page.jsx
import { Suspense } from 'react';

export default function Dashboard() {
  return (
    <div>
      <Suspense fallback={<LoadingUI />}>
        <SlowComponent />
      </Suspense>
    </div>
  );
}
 

๋งˆ์น˜๋ฉฐ

ํ˜„์žฌ ์ œ๊ฐ€ ์ง„ํ–‰ ์ค‘์ธ ํ”„๋กœ์ ํŠธ์—์„œ๋Š” React 18.2.0์„ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ์–ด ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ๋ฅผ ์ง์ ‘ ์‚ฌ์šฉํ•˜๊ธฐ๋Š” ์–ด๋ ค์šด ์ƒํ™ฉ์ž…๋‹ˆ๋‹ค.

ํ•˜์ง€๋งŒ ๊ณ ๊ฐ ํ”ผ๋“œ๋ฐฑ์„ ๋ฐ›์€ ํ›„ Next.js๋กœ์˜ ๋งˆ์ด๊ทธ๋ ˆ์ด์…˜์„ ๊ณ ๋ คํ•˜๊ณ  ์žˆ์œผ๋ฉฐ, ์„œ๋ฒ„ ์ปดํฌ๋„ŒํŠธ์˜ ์ด์ ์„ ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ํ™œ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ์ข‹์€ ๊ธฐํšŒ๊ฐ€ ๋  ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค.

 

ํ”„๋กœ์ ํŠธ๊ฐ€ ์ปค์ง€๋ฉฐ, ๋ฒˆ๋“ค ์‚ฌ์ด์ฆˆ ์ตœ์ ํ™”์™€ ์„œ๋ฒ„ ๋ฆฌ์†Œ์Šค ํ™œ์šฉ ์ธก๋ฉด์—์„œ ํฐ ์ด์ ์„ ์ œ๊ณตํ•  ๊ฒƒ์œผ๋กœ ๊ธฐ๋Œ€๋ฉ๋‹ˆ๋‹ค!

 

 

 

๐Ÿ“ƒ ์ฐธ๊ณ  ๋ฌธํ—Œ  
React 19 RC!!!
React RFC ๊นƒํ—™
Next.js App Router RFC ๊นƒํ—™
Next.js Server Components ๊ณต์‹๋ฌธ์„œ
React CoreํŒ€ Dan Abramov์˜ Server Components ์†Œ๊ฐœ ๋ฐœํ‘œ
์นด์นด์˜คํŽ˜์ด - React Server Components
์š”์ฆ˜ IT - React Server Components
freeCodeCamp - React Server Components

 

React.js์™€ Next.js ํ”„๋กœ์ ํŠธ๋ฅผ ์ง„ํ–‰ํ•˜๋˜ ์ค‘, ์ฒ˜์Œ ๊ฐœ๋ฐœ ๊ณต๋ถ€๋ฅผ ์‹œ์ž‘ํ•  ๋•Œ ๊ณ ๋ฏผํ–ˆ๋˜ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ํ”„๋ ˆ์ž„์›Œํฌ์— ๋Œ€ํ•ด ๋‹ค์‹œ ํ•œ๋ฒˆ ์ •๋ฆฌํ•ด๋ณด๊ธฐ๋กœ ํ–ˆ์Šต๋‹ˆ๋‹ค.

๊ณผ๊ฑฐ์—๋Š” ์ด๋“ค์„ ์™„์„ฑ๋œ ๋กœ๋ด‡๊ณผ ์กฐ๋ฆฝํ˜• ๋กœ๋ด‡์— ๋น„์œ ํ•˜๊ณค ํ–ˆ์ง€๋งŒ, ์ง€๊ธˆ์€ ๋‹ค๋ฅด๊ฒŒ ์ ‘๊ทผํ•ด๋ณด๋ ค ํ•ฉ๋‹ˆ๋‹ค.

์‹œ์ž‘ํ•˜๊ธฐ์— ์•ž์„œ ๊ธ€ ์ œ๋ชฉ๊ณผ ๊ฐ™์ด React.js์— ๋Œ€ํ•ด "๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ํ”„๋ ˆ์ž„์›Œํฌ ์ค‘ ๋ฌด์—‡์ธ์ง€" ํ˜ผ๋™ํ•˜๋Š” ๋ถ„๋“ค์ด ๊ณ„์‹ค๊นŒ์š”?

https://ko.legacy.reactjs.org/

 

๊ทธ๋ ‡๋‹ค๋ฉด ๊ณต์‹ ๋ฌธ์„œ๋ถ€ํ„ฐ ํ™•์ธํ•ด ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค!

๊ณต์‹ ๋ฌธ์„œ์˜ ๋ฉ”์ธ ํŽ˜์ด์ง€์—์„œ์กฐ์ฐจ "์‚ฌ์šฉ์ž ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ๋งŒ๋“ค๊ธฐ ์œ„ํ•œ JavaScript ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ" ๋ผ๋Š” ๋ฌธ๊ตฌ๋กœ ์šฐ๋ฆฌ๋ฅผ ํ™˜์˜ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

 

๊ทธ๋ ‡๋‹ค๋ฉด ์ˆ˜๋งŽ์€ ์‚ฌ๋žŒ๋“ค์€ ๋„๋Œ€์ฒด ๋ฌด์—‡ ๋•Œ๋ฌธ์— ํ˜ผ๋™ํ•˜๊ฒŒ ๋œ ๊ฑธ๊นŒ์š”?

๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ํ”„๋ ˆ์ž„์›Œํฌ์— ๋Œ€ํ•ด ๊ฐ„๋žตํžˆ ์„ค๋ช…๋“œ๋ฆฐ ํ›„ "React.js๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ผ๊นŒ?"  ๋ชฉ์ฐจ์—์„œ ๋‹ค์‹œ ํ•œ๋ฒˆ ์ •๋ฆฌํ•ด ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. 


๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ํ”„๋ ˆ์ž„์›Œํฌ๋ž€?

๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ

๊ฒ€์ƒ‰ ์‹œ ์‰ฝ๊ฒŒ ์•„๋ž˜์˜ ๋‚ด์šฉ๋“ค์„ ํ™•์ธํ•ด ๋ณด์‹ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

"ํŠน์ •ํ•œ ๊ธฐ๋Šฅ์„ ์‰ฝ๊ฒŒ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ๋ฏธ๋ฆฌ ์ž‘์„ฑ๋œ ์ฝ”๋“œ์˜ ์ง‘ํ•ฉ"

"๊ฐœ๋ฐœ์ž๊ฐ€ ํ•„์š”์— ๋”ฐ๋ผ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ํ˜ธ์ถœํ•˜์—ฌ ์‚ฌ์šฉํ•˜๋Š” ๋ฐฉ์‹์œผ๋กœ, ๋„๊ตฌ์ฒ˜๋Ÿผ ํ•„์š”ํ•œ ๋ถ€๋ถ„๋งŒ ์„ ํƒ์ ์œผ๋กœ ์‚ฌ์šฉ"

 

์ •๋ฆฌํ•ด ๋ณด์ž๋ฉด, ๋ฌด์–ธ๊ฐ€๋ฅผ ๋งŒ๋“ค ๋•Œ ์œ ์šฉํ•œ ๋„๊ตฌ ๊ฐ™์€ ์นœ๊ตฌ๋„ค์š”.

๋งˆ์น˜ ๋ฏธ์šฉ์‹ค์—์„œ ์“ฐ๋Š” ๋„๊ตฌ๋‚˜ ๊ณต์‚ฌ ํ˜„์žฅ์—์„œ ์“ฐ๋Š” ๋„๊ตฌ์ฒ˜๋Ÿผ, ํŠน์ •ํ•œ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•ด ์ฃผ๋Š” ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•ด ์ค๋‹ˆ๋‹ค.

๋“œ๋ผ์ด๊ธฐ๋กœ ๋จธ๋ฆฌ๋ฅผ ๋ง๋ฆด ํ•„์š”๋Š” ์—†์ง€๋งŒ, ํ•„์š”ํ•˜๋ฉด ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์ฒ˜๋Ÿผ ์ด๋Ÿฐ ๋„๊ตฌ๋“ค์€ ํ•„์š”์— ๋งž๊ฒŒ ๊ณจ๋ผ ์“ธ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํ”„๋ ˆ์ž„์›Œํฌ

๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ณด๋‹ค ๋” ํฐ ๋‹จ์œ„์˜ ์†”๋ฃจ์…˜์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์—์„œ์˜ ์˜ˆ์‹œ๋ฅผ ๊ฐ€์ ธ์™€ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.

๋ฏธ์šฉ์‹ค์—์„œ ๋จธ๋ฆฌ๋ฅผ ๋ง๋ฆฌ๋Š” ๋ฐฉ๋ฒ•์„ ๋‹ค ์ •ํ•ด์ฃผ๊ณ , ๊ทธ ์•ˆ์—์„œ ์ •ํ•ด์ง„ ๋ฐฉ๋ฒ•์„ ์ด์šฉํ•ด ๋จธ๋ฆฌ๋ฅผ ๋ง๋ฆฌ๋Š”(ํ•„์š”ํ•œ ๋กœ์ง์„ ๊ตฌํ˜„ํ•˜๋Š”) ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค.

 

๊ทธ๋ž˜์„œ Next.js๋Š” React.js๋ฅผ ๋ฒ ์ด์Šค๋กœ ํ•ด ์›น์„ ๋งŒ๋“œ๋Š”๋ฐ ํ•„์š”ํ•œ ์ „์ฒด์ ์ธ ํ•ด๊ฒฐ์ฑ…์„ ์ œ๊ณตํ•ด ์ค๋‹ˆ๋‹ค!

React.js์™€ Next.js์˜ ๊ด€๊ณ„

  • React.js๋Š” UI๋ฅผ ์„ ์–ธ์ ์œผ๋กœ ๋งŒ๋“ค๊ธฐ ์œ„ํ•œ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ, ํ•„์š”ํ•œ ๊ธฐ๋Šฅ์„ ์„ ํƒ์ ์œผ๋กœ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
  • Next.js๋Š” ์›น ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜ ๊ฐœ๋ฐœ์— ํ•„์š”ํ•œ ์ „์ฒด์ ์ธ ์†”๋ฃจ์…˜์„ ์ œ๊ณตํ•˜๋ฉฐ, React๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ๋‹ค์–‘ํ•œ ๊ธฐ๋Šฅ์„ ํฌํ•จํ•œ ํ”„๋ ˆ์ž„์›Œํฌ์ž…๋‹ˆ๋‹ค.

์ง€๊ธˆ๊นŒ์ง€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ, ํ”„๋ ˆ์ž„์›Œํฌ์™€ React,js, Next.js์— ๋Œ€ํ•ด ๊ฐ„๋žตํžˆ ์„ค๋ช…๋“œ๋ ธ์Šต๋‹ˆ๋‹ค.

์ด์ œ ๋ณธ๋ก ์œผ๋กœ ๋“ค์–ด๊ฐ€ ๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค!

 

React.js๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ผ๊นŒ?

์ €๋Š” ํ”„๋ ˆ์ž„์›Œํฌ์™€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์— ๋Œ€ํ•œ ํ•™์Šต์—์„œ "ํ”„๋ ˆ์ž„์›Œํฌ ์—†๋Š” ํ”„๋ก ํŠธ์—”๋“œ ๊ฐœ๋ฐœ | ํ”„๋ž€์„ธ์Šค์ฝ” ์ŠคํŠธ๋ผ์ธจ๋กœ" ๊ต์žฌ์˜,

"ํ”„๋ ˆ์ž„์›Œํฌ๋Š” ์ฝ”๋“œ๋ฅผ ํ˜ธ์ถœํ•˜๊ณ  ์ฝ”๋“œ๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ํ˜ธ์ถœํ•œ๋‹ค"๋ผ๋Š” ๋ฌธ๊ตฌ๊ฐ€ ๊ฐ€์žฅ ์™€๋‹ฟ์•˜์Šต๋‹ˆ๋‹ค.

๊ต์žฌ๋ฅผ ํ•™์Šตํ•˜๋ฉฐ ํ•ด๋‹น ๋ฌธ๊ตฌ๊ฐ€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ํ”„๋ ˆ์ž„์›Œํฌ์˜ ์ฐจ์ด์— ๋Œ€ํ•ด ์ •๋ง ์ž˜ ์„ค๋ช…ํ•˜๊ณ  ์žˆ๋‹ค๋Š” ์ƒ๊ฐ์ด ๋“ค์—ˆ์–ด์š”.

 

๋ฐœ์ทŒํ•œ ๋ฌธ์žฅ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๋‹ค์‹œ ์ •๋ฆฌํ•˜์ž๋ฉด,

  • ํ”„๋ ˆ์ž„์›Œํฌ๋Š” ์ฝ”๋“œ๋ฅผ ํ˜ธ์ถœํ•˜์—ฌ ์‹คํ–‰ ํ๋ฆ„์„ ์ œ์–ดํ•ฉ๋‹ˆ๋‹ค.
  • ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋Š” ๊ฐœ๋ฐœ์ž๊ฐ€ ํ•„์š”ํ•œ ๊ธฐ๋Šฅ์„ ํ˜ธ์ถœํ•˜์—ฌ ์‚ฌ์šฉํ•˜๋Š” ๋„๊ตฌ์ž…๋‹ˆ๋‹ค.

์ด๋ ‡๊ฒŒ ๋‚˜๋ˆ ๋ณผ ์ˆ˜ ์žˆ๊ฒ ๋„ค์š”!
์—ฌ๊ธฐ์„œ ์ฝ”๋“œ๋ž€ ๊ตฌ์ฒด์ ์œผ๋กœ ์šฐ๋ฆฌ๊ฐ€ ์ž‘์„ฑํ•œ ์ฝ”๋“œ๋ฅผ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.

 

๋ฐœ์ทŒํ•œ ๋ฌธ์žฅ์„ ๊ธฐ๋ฐ˜์œผ๋กœ ๊ธ€์„ ์จ ๋‚ด๋ ค๊ฐˆ ์˜ˆ์ •์ด์—์š”.

์ฐธ๊ณ ํ•˜์—ฌ ์ฝ์œผ์‹ ๋‹ค๋ฉด ์ข€ ๋” ๋„์›€์ด ๋˜์‹ค ๊ฑฐ๋ผ ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค!

๋‹ค์‹œ ๊ฐ•์กฐํ•˜์ž๋ฉด React.js๋Š” ๊ณต์‹์ ์œผ๋กœ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ ์ •์˜๋ฉ๋‹ˆ๋‹ค.

์ด๋Š” React๊ฐ€ UI ์ปดํฌ๋„ŒํŠธ๋ฅผ ๋งŒ๋“ค๊ณ  ๊ด€๋ฆฌํ•˜๋Š” ๋ฐ ์ค‘์ ์„ ๋‘๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

 

๊ทธ๋Ÿฌ๋‚˜ ์ €๋ฅผ ํฌํ•จํ•œ ๋งŽ์€ ๊ฐœ๋ฐœ์ž๋“ค์€ React๋ฅผ ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
์ด์œ ๊ฐ€ ๋ญ˜๊นŒ์š”?

 

์ด๋Š” ๋ฆฌ์•กํŠธ ์ƒํƒœ๊ณ„์™€ ์ปค๋ฎค๋‹ˆํ‹ฐ์˜ ๊ฐ•๋ ฅํ•œ ์˜ํ–ฅ๋ ฅ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.
React๋Š” UI๋ฅผ ๋ Œ๋”๋งํ•˜๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ ์‹œ์ž‘ํ–ˆ์ง€๋งŒ, ์ƒํƒœ๊ณ„์˜ ๋ฐœ์ „๊ณผ ํ•จ๊ป˜ ๋งŽ์€ ๊ฐœ๋ฐœ์ž๋“ค์ด React๋ฅผ ์ด์šฉํ•ด ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ํ”„๋กœ์ ํŠธ๋ฅผ ๊ตฌ์กฐํ™”ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. 

 

์ด์ œ ์ง€๊ธˆ๊นŒ์ง€์˜ ๋‚ด์šฉ์„ ํ† ๋Œ€๋กœ ์‹ค์ œ ๊ฐœ๋ฐœ๊ณผ์ •์„ ์˜ˆ์‹œ๋กœ ๋“ค์–ด ๋‹ค์‹œ ํ•œ๋ฒˆ ์ •๋ฆฌํ•ด ๋ณด๋„๋ก ํ• ๊ฒŒ์š”!

 

์–ด๋–ป๊ฒŒ ์‚ฌ์šฉํ•ด์•ผ ๋ ๊นŒ?

 

ํ”„๋กœ์ ํŠธ๋ฅผ ์ง„ํ–‰ํ•  ๋•Œ, ํ”„๋ ˆ์ž„์›Œํฌ์™€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์˜ ์‚ฌ์šฉ ๋ฐฉ์‹๊ณผ ๋ชฉ์ ์„ ๋ช…ํ™•ํžˆ ์ดํ•ดํ•˜๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค.

React๋ฅผ ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ์™€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ์˜ ์ฐจ์ด๋ฅผ ์ดํ•ดํ•˜๋ฉด ๋” ๋‚˜์€ ์„ ํƒ์„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

React๋ฅผ ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ

์ปค๋ฎค๋‹ˆํ‹ฐ์™€ ์ƒํƒœ๊ณ„์˜ ์˜ํ–ฅ๋ ฅ

  • ๋ฆฌ์•กํŠธ๋Š” ์ดˆ๊ธฐ ์„ค์ •๊ณผ ๊ตฌ์กฐ๊ฐ€ ์ด๋ฏธ ์žกํ˜€์žˆ๋Š” ์ƒํƒœ์—์„œ ์‹œ์ž‘ํ•˜๊ธฐ ๋•Œ๋ฌธ์— ๋งŽ์€ ๊ฐœ๋ฐœ์ž๋“ค์€ ์ด๋ฅผ ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, npm create-react-app์œผ๋กœ ํ”„๋กœ์ ํŠธ๋ฅผ ์‹œ์ž‘ํ•˜๋ฉด ์ •ํ•ด์ง„ ๊ตฌ์กฐ ์•ˆ์—์„œ ๊ฐœ๋ฐœ์„ ์ง„ํ–‰ํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.

์ปดํฌ๋„ŒํŠธ ๋‚ด์˜ ๋‹ค์–‘ํ•œ ๊ธฐ๋Šฅ

  • ๋ฆฌ์•กํŠธ๋ฅผ ์‚ฌ์šฉํ•  ๋•Œ ์ปดํฌ๋„ŒํŠธ์— ์ด๋ฒคํŠธ ํ•ธ๋“ค๋Ÿฌ, ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง, API ํ˜ธ์ถœ ๋“ฑ์„ ๋ชจ๋‘ ํฌํ•จ์‹œํ‚ต๋‹ˆ๋‹ค. ์ด๋Ÿฌํ•œ ๋ฐฉ์‹์€ ๋ฆฌ์•กํŠธ๊ฐ€ ์ฝ”๋“œ๋ฅผ ํ˜ธ์ถœํ•˜๋Š” ํ˜•ํƒœ๋กœ ๋™์ž‘ํ•˜๊ฒŒ ํ•˜์—ฌ ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ๋А๊ปด์ง€๊ฒŒ ๋งŒ๋“ญ๋‹ˆ๋‹ค.

์ฆ‰, React ์ปดํฌ๋„ŒํŠธ๊ฐ€ ๋ชจ๋“  ์‹คํ–‰ ํ๋ฆ„์„ ์ œ์–ดํ•˜๋ฉฐ, ๊ฐ•ํ•œ ๊ฒฐํ•ฉ์ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

์žฅ์ :

  • ๋น ๋ฅธ ๊ฐœ๋ฐœ ์†๋„: ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์„ ๋ฆฌ์•กํŠธ ์ปดํฌ๋„ŒํŠธ ๋‚ด๋ถ€์— ํ†ตํ•ฉํ•˜์—ฌ ๋น ๋ฅด๊ฒŒ ๊ฐœ๋ฐœํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • ์ฝ”๋“œ ๊ตฌ์กฐ๊ฐ€ ๋ช…ํ™•ํ•˜๊ณ  ์ผ๊ด€์„ฑ์ด ์žˆ์Šต๋‹ˆ๋‹ค.

๋‹จ์ :

  • ์˜์กด์„ฑ ์ฆ๊ฐ€: ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์ด ๋ฆฌ์•กํŠธ ์ปดํฌ๋„ŒํŠธ์— ๊ฐ•ํ•˜๊ฒŒ ๊ฒฐํ•ฉ๋˜์–ด ์žˆ์–ด, ๋ฆฌ์•กํŠธ๋ฅผ ๋‹ค๋ฅธ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ ๋Œ€์ฒดํ•˜๊ธฐ ์–ด๋ ต์Šต๋‹ˆ๋‹ค.
  • ์ด๋Š” ํ–ฅํ›„ ๋งˆ์ด๊ทธ๋ ˆ์ด์…˜ ์‹œ ํฐ ๋น„์šฉ์„ ์ดˆ๋ž˜ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

React๋ฅผ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ

๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง๊ณผ UI ๋ Œ๋”๋ง์„ ๋ถ„๋ฆฌํ•˜๊ณ , ์ด ๋‘˜์„ ์—ฐ๊ฒฐํ•˜๋Š” ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ๋‘๋Š” ๋ฐฉ๋ฒ•

 

์ƒํƒœ ๊ด€๋ฆฌ์™€ UI ์—…๋ฐ์ดํŠธ

  • ๋ฆฌ์•กํŠธ์—์„œ setState๋ฅผ ํ˜ธ์ถœํ•˜๋ฉด UI๊ฐ€ ๋ฆฌ๋ Œ๋”๋ง ๋ฉ๋‹ˆ๋‹ค. ์ด ์ ์„ ํ™œ์šฉํ•˜์—ฌ, setState๋ฅผ UI๋ฅผ ์—…๋ฐ์ดํŠธํ•˜๋Š” ์š”์†Œ๋กœ ๊ฐ„์ฃผํ•˜๊ณ , UI ์—…๋ฐ์ดํŠธ๊ฐ€ ํ•„์š”ํ•œ ์‹œ์ ์—๋งŒ setState๋ฅผ ํ˜ธ์ถœํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.
  • ์ด๋Ÿฐ์‹์œผ๋กœ ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์€ ๋ฆฌ์•กํŠธ์™€ ๋…๋ฆฝ์ ์œผ๋กœ ๋™์ž‘ํ•˜๋„๋ก ํ•ฉ๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ ํ•˜๋ฉด ๋ฆฌ์•กํŠธ๋Š” ์˜ค๋กœ์ง€ UI๋ฅผ ๋ Œ๋”๋งํ•˜๋Š” ์—ญํ• ๋งŒ ํ•˜๊ฒŒ ๋˜๋ฉฐ ์ƒํƒœ ๊ด€๋ฆฌ๋ฅผ ์ตœ์†Œํ™”ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง ๋ถ„๋ฆฌ

  • ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์€ ํ“จ์–ดํ•œ ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ๋กœ ์ž‘์„ฑํ•˜์—ฌ ๋ฆฌ์•กํŠธ์™€ ๋…๋ฆฝ์ ์œผ๋กœ ๋™์ž‘ํ•˜๋„๋ก ํ•ฉ๋‹ˆ๋‹ค.
  • ์ด๋ฅผ ํ†ตํ•ด ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์€ UI์™€ ๋ณ„๊ฐœ๋กœ ์ž‘๋™ํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.

UI ๋ Œ๋”๋ง์—๋งŒ ์ง‘์ค‘

  • ๋ฆฌ์•กํŠธ๋ฅผ ์ˆœ์ˆ˜ UI ๋ Œ๋”๋ง ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ ์‚ฌ์šฉํ•˜๋ ค๋ฉด ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์„ ๋ฆฌ์•กํŠธ ์™ธ๋ถ€์˜ ์ˆœ์ˆ˜ ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ ํด๋ž˜์Šค ๋“ฑ์˜ ์ฝ”๋“œ๋กœ ๋ถ„๋ฆฌํ•ฉ๋‹ˆ๋‹ค. ๋ฆฌ์•กํŠธ๋Š” ์˜ค์ง ๋ฐ์ดํ„ฐ๋ฅผ ํ™”๋ฉด์— ๋ Œ๋”๋งํ•˜๋Š” ์—ญํ• ๋งŒ ์ˆ˜ํ–‰ํ•ฉ๋‹ˆ๋‹ค.
  • ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์„ ๋‹ด๋‹นํ•˜๋Š” ํด๋ž˜์Šค ๋“ฑ์˜ ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ ์ฝ”๋“œ๋กœ ์ž‘์„ฑํ•˜์—ฌ, ๋ฐ์ดํ„ฐ ์ฒ˜๋ฆฌ์™€ ์ƒํƒœ ๊ด€๋ฆฌ๋ฅผ ๋…๋ฆฝ์ ์œผ๋กœ ์ˆ˜ํ–‰ํ•ฉ๋‹ˆ๋‹ค.

์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ํ†ตํ•œ ํ†ต์‹ 

  • ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง๊ณผ ๋ฆฌ์•กํŠธ ์ปดํฌ๋„ŒํŠธ ๊ฐ„์˜ ๋ฐ์ดํ„ฐ ํ†ต์‹ (์—ฐ๊ฒฐ)์„ ๋‹ด๋‹นํ•˜๋Š” ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ์„ค๊ณ„ํ•˜์—ฌ, ์ƒํƒœ ๋ณ€๊ฒฝ์„ ๋ฆฌ์•กํŠธ์— ์ „๋‹ฌํ•ฉ๋‹ˆ๋‹ค.
  • ์ด ์ธํ„ฐํŽ˜์ด์Šค๋Š” ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์˜ ์ƒํƒœ ๋ณ€๊ฒฝ์„ ๊ฐ์ง€ํ•˜๊ณ , ํ•„์š”ํ•œ ์‹œ์ ์— ๋ฆฌ์•กํŠธ์˜ setState๋ฅผ ํ˜ธ์ถœํ•˜์—ฌ UI๋ฅผ ์—…๋ฐ์ดํŠธํ•ฉ๋‹ˆ๋‹ค.

๊ฐ„๋‹จํ•œ ๊ตฌํ˜„ ์˜ˆ์‹œ

/**
* ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง - ์ˆœ์ˆ˜ ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ ํด๋ž˜์Šค
*/
class BusinessLogic {
  constructor() {
    this.data = null;
    this.listeners = [];
  }

  setData(newData) {
    this.data = newData;
    this.notifyListeners();
  }

  getData() {
    return this.data;
  }

  addListener(listener) {
    this.listeners.push(listener);
  }

  notifyListeners() {
    this.listeners.forEach(listener => listener(this.data));
  }
}

/**
* ๋ฆฌ์•กํŠธ ์ปดํฌ๋„ŒํŠธ - UI ๋ Œ๋”๋ง
*/
import React, { useState, useEffect } from 'react';

const TestComp = ({ businessLogic }) => {
  const [data, setData] = useState(businessLogic.getData());

  useEffect(() => {
    const handleDataChange = (newData) => {
      setData(newData);
    };

    businessLogic.addListener(handleDataChange);

    return () => {
      businessLogic.removeListener(handleDataChange);
    };
  }, [businessLogic]);

  return (
    <div>
      <h1>{data}</h1>
    </div>
  );
};

/**
* ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง๊ณผ ๋ฆฌ์•กํŠธ ์ปดํฌ๋„ŒํŠธ ์‚ฌ์šฉ
*/
const logic = new BusinessLogic();
logic.setData("์ปคํ”ผ ๋งˆ์‹œ๊ณ ์‹ถ๋‹ค..");

const App = () => (
  <TestComp businessLogic={logic} />
);

export default App;

 

์žฅ์ 

  • ๋งŒ์•ฝ ๋ฆฌ์•กํŠธ๋ฅผ ์‹œ์žฅ์—์„œ ๋”์ด์ƒ ์›ํ•˜์ง€ ์•Š๊ฒŒ ๋˜๊ฑฐ๋‚˜ ์ƒˆ๋กœ์šด UI ๋ Œ๋”๋ง ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ(์˜ˆ: ์Šค๋ฒจํŠธ)๋ฅผ ์‚ฌ์šฉํ•˜๊ณ  ์‹ถ์„ ๋•Œ, ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ฒ˜๋Ÿผ ๊ตฌํ˜„ํ–ˆ๋‹ค๋ฉด ์ „ํ™˜์ด ๋งค์šฐ ์‰ฝ์Šต๋‹ˆ๋‹ค.
  • ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์ด ๋ฆฌ์•กํŠธ์™€ ๋…๋ฆฝ์ ์ด๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.

๋‹จ์ 

  • ์‹ค์ œ ์‚ฌ๋ก€ ๋“œ๋ฌพ: ๋งŽ์€ ํšŒ์‚ฌ๋“ค์ด ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ฒ˜๋Ÿผ ๊ตฌํ˜„ํ•˜๋Š” ๋ฐฉ์‹์„ ์ฑ„ํƒํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ด๋Š” ๊ฐœ๋ฐœ ๋น„์šฉ๊ณผ ์‹œ๊ฐ„์ด ๋งŽ์ด ๋“ค๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.
  • ๋†’์€ ๊ฐœ๋ฐœ ๋น„์šฉ: ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง๊ณผ UI๋ฅผ ๋ถ„๋ฆฌํ•˜์—ฌ ๋ชจ๋“  ๊ฒƒ์„ ์ธํ„ฐํŽ˜์ด์Šค๋กœ ๊ด€๋ฆฌํ•˜๋ฉด ๊ฐœ๋ฐœ ๋น„์šฉ์ด ๋งŽ์ด ๋“ญ๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ ํ•˜๋ฉด ์ดˆ๊ธฐ ๋Ÿฐ์นญ์ด ์–ด๋ ค์›Œ์งˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

์•„๋ž˜์—์„œ ์ข€ ๋” ์ƒ์„ธํžˆ ์ €์˜ ์ƒ๊ฐ์„ ํ’€์–ด๋ณด๋ ค ํ•ฉ๋‹ˆ๋‹ค.

์œ„์™€ ์ค‘๋ณต๋˜๋Š” ๋‚ด์šฉ์ด ์žˆ์ง€๋งŒ ํ๋ฆ„์„ ์œ„ํ•ด ๊ทธ๋Œ€๋กœ ์ ์–ด๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค!

 

๊ธฐ์ˆ  ๋ถ€์ฑ„์™€ ๊ทธ ๊ด€๋ฆฌ

์ €๋Š” ๊ธฐ์ˆ  ๋ถ€์ฑ„์— ๋Œ€ํ•ด ๊ฐœ๋ฐœ ๊ณผ์ •์—์„œ ๋‹จ๊ธฐ์ ์ธ ์ด์ต์„ ์œ„ํ•ด ์žฅ๊ธฐ์ ์ธ ์œ ์ง€๋ณด์ˆ˜ ๋น„์šฉ์„ ์ฆ๊ฐ€์‹œํ‚ค๋Š” ์„ ํƒ์ด๋ผ๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.

๊ทธ๋ฆฌ๊ณ  ์ด ๊ธฐ์ˆ  ๋ถ€์ฑ„์˜ ๊ฐœ๋…์€ "React.js์˜ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์™€ ํ”„๋ ˆ์ž„์›Œํฌ ๋ฐฉ์‹์˜ ๊ฒฐ์ •"์— ๋„์›€์„ ์ค„ ๊ฒƒ์ด๋ผ ์ƒ๊ฐํ•ด์š”!

 

๊ทธ๋ž˜์„œ ์ง€๊ธˆ๋ถ€ํ„ฐ React๋ฅผ ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ์™€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ์˜ ๊ธฐ์ˆ  ๋ถ€์ฑ„๋ฅผ ๋น„๊ตํ•ด ๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค.

ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ์˜ ๊ธฐ์ˆ  ๋ถ€์ฑ„

  • ๊ฐ•ํ•œ ๊ฒฐํ•ฉ์œผ๋กœ ์ธํ•ด ๋‹ค๋ฅธ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋กœ ์ „ํ™˜์ด ์–ด๋ ค์›Œ์ง‘๋‹ˆ๋‹ค.
  • ๋น„์ฆˆ๋‹ˆ์Šค ๋กœ์ง์ด React ์ปดํฌ๋„ŒํŠธ์— ๊นŠ์ด ๊ฒฐํ•ฉ๋˜์–ด ์œ ์ง€๋ณด์ˆ˜๊ฐ€ ์–ด๋ ต์Šต๋‹ˆ๋‹ค.

๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•  ๋•Œ์˜ ๊ธฐ์ˆ  ๋ถ€์ฑ„

  • ์ดˆ๊ธฐ ๊ฐœ๋ฐœ ๋น„์šฉ์ด ๋†’์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • ๊ฐ ๊ธฐ๋Šฅ์ด ๋ถ„๋ฆฌ๋˜์–ด ์žˆ์–ด ๊ฐœ๋ฐœ ์†๋„๊ฐ€ ๋А๋ ค์งˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๊ธฐ์ˆ  ๋ถ€์ฑ„ ๊ด€๋ฆฌ์˜ ์ค‘์š”์„ฑ

๊ธฐ์ˆ  ๋ถ€์ฑ„๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ๊ด€๋ฆฌํ•˜๋Š” ๊ฒƒ์€ ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค.

ํ”„๋กœ์ ํŠธ์˜ ์š”๊ตฌ์‚ฌํ•ญ๊ณผ ์ผ์ •์— ๋งž๊ฒŒ ๊ธฐ์ˆ  ๋ถ€์ฑ„๋ฅผ ์ž˜ ์กฐ์ •ํ•˜๋ฉด, ์žฅ๊ธฐ์ ์œผ๋กœ ๋” ๋‚˜์€ ์œ ์ง€๋ณด์ˆ˜์™€ ํ™•์žฅ์„ฑ์„ ํ™•๋ณดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

๋ฌด์—‡๋ณด๋‹ค ์ €๋Š” ๊ธฐ์ˆ  ๋ถ€์ฑ„๊ฐ€ ์ƒ๊ฒจ๋„ ์ฒญ์‚ฐ๋งŒ ์ž˜ํ•˜๋ฉด ๋ฌธ์ œ๊ฐ€ ์—†๋‹ค๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.

๊ทธ๋ž˜์„œ ๊ธฐ์ˆ  ๋ถ€์ฑ„๋ฅผ ์ž˜ ๋‚ด๋Š” ๊ฒƒ๋„ ์ €๋Š” ์ค‘์š”ํ•œ ๋Šฅ๋ ฅ์ด๋ผ๊ณ  ๋ณด๊ณ ์žˆ์Šต๋‹ˆ๋‹ค.

๊ฐœ๋ฐœ์ž๊ฐ€ ์ด์œ ์ฝ”๋“œ๋งŒ ์ž‘์„ฑํ•˜๋Š” ์˜ˆ์ˆ ๊ฐ€๋Š” ์•„๋‹ˆ๋‹ˆ๊นŒ์š”.

๊ทธ๋Ÿฌ๋‹ˆ ๋ฌด์–ธ๊ฐ€๋ฅผ ์‚ฌ์šฉํ•  ๋•Œ ๋‹จ์ˆœํ•˜๊ฒŒ ์ •์˜๋œ ํŠน์ • ๋‹จ์–ด๋‚˜ ๋ฌธ์žฅ๋งŒ์„ ๋ฐ›์•„๋“ค์ด๋Š” ๊ฒŒ ์•„๋‹ˆ๋ผ ์ƒ๋Œ€์ ์œผ๋กœ ์ƒ๊ฐํ•˜๋Š” ์Šต๊ด€์„ ๋“ค์ผ ์ˆ˜ ์žˆ๋‹ค๋ฉด ๋น ๋ฅธ ์„ฑ์žฅ์— ์œ ๋ฆฌํ•˜์ง€ ์•Š์„๊นŒ ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.

 


๊ฒฐ๋ก 

React๋Š” ๊ณต์‹์ ์œผ๋กœ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ด์ง€๋งŒ, ๋งŽ์€ ๊ฐœ๋ฐœ์ž๋“ค์ด ํ”„๋ ˆ์ž„์›Œํฌ์ฒ˜๋Ÿผ ์‚ฌ์šฉํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

ํ”„๋กœ์ ํŠธ์˜ ํŠน์„ฑ๊ณผ ์š”๊ตฌ์‚ฌํ•ญ์— ๋”ฐ๋ผ React๋ฅผ ์–ด๋–ป๊ฒŒ ์‚ฌ์šฉํ• ์ง€ ๊ฒฐ์ •ํ•˜๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค.

๊ธฐ์ˆ  ๋ถ€์ฑ„๋ฅผ ๊ด€๋ฆฌํ•˜๋ฉด์„œ, ํ”„๋ ˆ์ž„์›Œํฌ์™€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์˜ ์ฐจ์ด๋ฅผ ์ดํ•ดํ•˜๊ณ  ์ ์ ˆํ•˜๊ฒŒ ํ™œ์šฉํ•˜๋ฉด ์„ฑ๊ณต์ ์ธ ๊ฐœ๋ฐœ์„ ์ด๋ฃฐ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

์ƒ๋Œ€์ ์œผ๋กœ ์‚ฌ๊ณ ํ•˜๊ณ , ์ƒํ™ฉ์— ๋งž๋Š” ์ตœ์„ ์˜ ์„ ํƒ์„ ํ•˜๋Š” ์Šต๊ด€์„ ๊ธฐ๋ฅด๋ฉด ๋”์šฑ ๋น ๋ฅด๊ฒŒ ์„ฑ์žฅํ•  ์ˆ˜ ์žˆ์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค!

 

์—ฌ๋Ÿฌ๋ถ„๋“ค๊ป˜์„œ ์ด ๊ธ€์„ ์ฝ๊ณ  ๋‚œ ํ›„์—๋„, ๊ณ„์† ํ•™์Šตํ•˜๋ฉฐ ๋‹ค์–‘ํ•œ ์˜๊ฒฌ์„ ์ ‘ํ•˜๊ฒŒ ๋˜์‹œ๊ฒ ์ฃ ?!

์ž์‹ ๋“ค๋งŒ์˜ ๋‹จ์–ด๋กœ ์„ค๋ช…ํ•  ์ˆ˜ ์žˆ๊ฒŒ ๋˜๊ณ , ๊ฐœ๋ฐœ ๋ฐฉํ–ฅ์— ๋Œ€ํ•œ ๊ธธ์žก์ด ์—ญํ• ์— ๋„์›€์ด ๋  ์ˆ˜ ์žˆ๊ธฐ๋ฅผ ๋ฐ”๋ผ๋ฉฐ ์ด๋งŒ ๋งˆ์น˜๊ฒ ์Šต๋‹ˆ๋‹ค.

 

 

'CS' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

Chrome ๋ธŒ๋ผ์šฐ์ € ๋ Œ๋”๋ง - Critical Path ์ด์ „ ๊ณผ์ •์€?  (0) 2024.03.20

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