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TS中interface可以给Function/Array/Class(Indexable)做声明吗? #140

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GGXXMM opened this issue Apr 15, 2023 · 0 comments
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GGXXMM commented Apr 15, 2023

可以。

// 函数声明
interface Say {
  (name: string): void
}
let say: Say = (name: string):viod => {}

// Array 声明
interface NumberArray { 
 [index: number]: number; 
}
let arr: NumberArray = [1,2,3]

// Class 声明
interface PersonalIntl {
 name: string
 sayHi (name: string): string
}
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