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やさしい仮想DOM

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 やさしい仮想DOM

about Virtual DOM

Avatar for Ryo Nakamura

Ryo Nakamura

April 25, 2019

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Transcript

  1. JSX

  2. JSX

  3. var goodOldDays = React.createElement( "p", { style: "width: 240px;" },

    "昔は良かったなあ" ); ͜͏ͳΔ ※@babel/preset-react ʹ௨͚ͨͩ͠
  4. DOM

  5. DOM API ͦΕΛ ”׬શʹཧղͨ͠” ʹ
 ॻ͖׵͑ͯ JavaScript DOM Tree DOM

    API body ௚Լͷ̍ݸ໨ͷཁૉ͘Ε ΍͍͞͠ VirtualDOM ͍͋Αʂ h1 Ұஸʂ ͦͷ h1 ಺ͷςΩετڭ͑ͯ