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[Week2] 23 06 13

์ •๋‹คํ˜„ edited this page Jun 13, 2023 · 1 revision

useArrayDifference

๐Ÿ“–ย ๋…ผ์˜ํ–ˆ๋˜ ๋‚ด์šฉ

  • toBe: ์›์‹œ ํƒ€์ž…์˜ ๊ฒฝ์šฐ ๊ฐ’์ด ๊ฐ™๊ณ , ๊ฐ์ฒด ํƒ€์ž…์˜ ๊ฒฝ์šฐ ์ฐธ์กฐ๊ฐ€ ๊ฐ™์•„์•ผ ํ•œ๋‹ค.

  • toEqual: ๊ฐ์ฒด ๋˜๋Š” ๋ฐฐ์—ด์˜ ๋ชจ๋“  field๋ฅผ ์žฌ๊ท€์ ์œผ๋กœ ๊ฐ™์€ ์ง€ ์ฒดํฌํ•œ๋‹ค.

    toEqual recursively checks every field of an object or array.

  • toBeUndefined: ๊ฐ’์ด undefined์ธ์ง€ ํ™•์ธํ•œ๋‹ค.


useCycleList

๐Ÿค”ย ๊ฒช์—ˆ๋˜ ๋ฌธ์ œ์  ๊ณต์œ 

  • watch ์‚ฌ์šฉ ์‹œ ๊ฐ’์ด ์—…๋ฐ์ดํŠธ ๋˜์ง€ ์•Š๋Š” ๋ฌธ์ œ ๋ฐœ์ƒ

๐Ÿ“–ย ๋…ผ์˜ํ–ˆ๋˜ ๋‚ด์šฉ

  • ref ์ธ์ง€ ์•„๋‹Œ์ง€๋ฅผ ํ™•์ธํ•˜๋Š” ๋ฐฉ๋ฒ•

    • vue-demi์˜ isRef๋ฅผ ํ†ตํ•ด ํ™•์ธ
  • toRef: ๊ฐ’, ref, getter๋ฅผ ref๋กœ ๋ฐ”๊ฟ”์ค€๋‹ค.

    • ๋„ฃ์–ด์ค€ ๊ฐ’์ด ref์ผ ๊ฒฝ์šฐ ref๋กœ ํ•œ ๋ฒˆ ๋” ๊ฐ์‹ธ๋Š”์ง€, ์•„๋‹ˆ๋ฉด ๊ทธ๋Œ€๋กœ ๋ฐ˜ํ™˜ํ•˜๋Š”์ง€ ํ™•์ธ ํ•„์š”ํ•จ
  • computed์˜ get, set

    // writable
    function computed<T>(
      options: {
        get: () => T
        set: (value: T) => void
      },
      debuggerOptions?: DebuggerOptions
    ): Ref<T>
    
    
    • set์—๋Š” ๋ฆฌํ„ด๊ฐ’์ด ์—†๋‹ค โ†’ set์˜ return ๊ฐ’์œผ๋กœ ์„ค์ •๋˜๋Š” ๊ฒƒ์ด ์•„๋‹ˆ๋ผ, computed์—์„œ ๋‚ด์—์„œ ์˜์กดํ•˜๊ณ  ์žˆ๋Š” ref๊ฐ€ ์žˆ๊ณ  ๊ทธ ref์˜ ๊ฐ’์„ ๋ฐ”๊ฟ”์ฃผ๋Š” ๋ฐฉ์‹์œผ๋กœ ์‚ฌ์šฉ.

    Reactivity API: Core | Vue.js

  • toValue

    • ๊ฐ’, ref, getters๋กœ๋ถ€ํ„ฐ ๊ฐ’์„ ์ถ”์ถœํ•ด์„œ ๋ฐ˜ํ™˜

    Reactivity API: Utilities | Vue.js

  • shallowRef

    • ref์˜ shallow ๋ฒ„์ „. ๊ฐ์ฒด์ผ ๊ฒฝ์šฐ, ๊ฐ์ฒด ๋‚ด๋ถ€ property์˜ ๊ฐ’์ด ๋ฐ”๋€Œ์–ด๋„ change๋ฅผ ํŠธ๋ฆฌ๊ฑฐํ•˜์ง€ ์•Š๋Š”๋‹ค.

    Reactivity API: Advanced | Vue.js

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