type: String | Number | Boolean | Array | Object | Date | Function | Symbol,
default?: any,
required?: boolean,
validator?: (value: any) => boolean
}
다음은 선언 구문의 각 항목에 대한 설명이다.
●
type
:
prop
의 타입. 내장 타입 혹은 생성자 함수(또는 커스텀 클래스)를 지정할 수 있다.
●
default
: 값이 전달되지 않았을 때
prop
의 기본값. 기본값이
Object
,
Function
,
Array
타입일 경우 초
기값을 반환하는 함수 형태로 정의한다.
●
required
:
prop
의 필수 여부를 나타내는 불리언값.
required
가
true
이면 부모 컴포넌트는
prop
에 값
을 반드시 전달해야 한다. 그렇지 않은 경우
prop
을 생략할 수 있다.
●
validator ...
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