编辑代码

function Fn(name) {
    this.name = name
}
let f1 = new Fn(111)
console.log(f1.name)

function New(fn, ...args) {
    const obj = Object.create(fn)
    const res = fn.apply(obj, args)
    console.log('obj', obj)
    if(res && (typeof res === 'object' || typeof res === 'function')) {
        return res
    }
    return obj
}
let f2 = New(Fn, 222)
console.log(f2.name)