October 2024
Beginner to intermediate
452 pages
9h 28m
Korean
Content preview from 실전 코드로 배우는 Vue.js
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221
CHAPTER 05
컴포지션 API
그림
5-8
개발자 도구에서 확인한 개발자 도구에서 확인한
PalindromeCheckPalindromeCheck
컴포넌트의 컴포넌트의
computedcomputed
및 반응형 데이터 및 반응형 데이터
NOTE
computed()
는 기본적으로
읽기 전용
반응형 데이터 참조를 반환한다. 그럼에도
{ get, set }
객체를
computed()
의 첫 인수로 전달하면
쓰기 가능
객체로 강제 선언할 수는 있다. 이러한 메커니즘은 옵
션
API
의
computed
프로퍼티와 나란히 일관성을 유지시키기 위해 존재한다. 그러나 이 방식은 가급적 사용
하지 않을 것을 권장한다. 읽고 써야 할 데이터는
ref()
또는
reactive()
로 처리해야 한다.
지금까지
computed
()
와
watch
()
를 살펴보고 기존의
computed
와
watch
옵션 프로퍼티
와 동일한 결과를 내는 방법을 배웠다. 둘 중 어느 방식이든 선호하는 것을 선택하면 된다.
다음으로 이들을 활용해 컴포저블이라는 고유한 훅을 만들고 다른 컴포넌트에서 재사용해
보자.
5.65.6
재사용 컴포저블 재사용 컴포저블
Vue
3
에서 가장 흥미로운 기능을 꼽으라면 컴포저블
composable
2
을 빼놓을 수 없다. 컴포저블은
컴포지션
API
함수를 활용해 만드는
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.