编辑代码

interface Pe{
    name:string
    surname:string
    age:number
}

let Person:Pe = {
    name:'张三',
    surname:"zhagnsan",
    age:10
}

// let obj = new Person("张三",'zhangsan')
// console.log( obj.fullName() )

// interface Person {
//   name: string
//   age: number
//   weight: number
// }

// let person: Person = {
//   name: '月婵',
//   age: 18,
//   weight: 90
// }