JSRUN 用代码说话
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sleep 返回一个 Promise,并在 ms 毫秒后 Promise 变为完成状态


product 计算数组笛卡尔积


20 到 30之间的数相加


ZY H(zyh1999)

2023-07-04 18:40
class A{ FirstName:string LastName:string constructor( FirstName:string, LastName:string){ this.FirstName = FirstName this.LastName = LastName } get AllName(){ return this.FirstName+"---"+this.LastName } } const B = new A('张','三') console.log(B);