ts interface 接口实现问题

Question

interface person {

sex: string;

}

interface stu {

name: string;

order?: number;

new (p: person): any;

}

class Test implements stu {

name: string = "joyKit";

order?: number = 1;

}

export function test()?{

const t = new Test();

}

Answer 1

这样不行吗

interface person?{

 sex: string;

}

interface stu extends person?{

 name: string;

 order?: number;

}

class Test implements stu?{

 name: string = "joyKit";

 sex!: string;

 order?: number = 1;

}

export function test()?{

 const t?= new Test();

}