有代码为
interface checkline{
dir:string,
state:boolean
}
let object:Array<checkline> = [{dir:"asd",state:true}]
let o = object.map((o)=>{ o.dir = "1" })
我想让 o
的类型为 checkline[]
不知道要怎么写这个返回值
interface checkline {
dir: string
state: boolean
}
let object: Array<checkline> = [{ dir: "asd", state: true }]
let o = object.map((o: checkline) => ({
...o,
dir: 1,
}))
console.log(o)