问题:通过拷贝赋值后,所有的对象的name居然都是C

 

test(){
    let person = [{'name':'danny'}]
    let names = ['A','B','C']
    let temp = []
    names.forEach(name => {
        let newPerson = person[0]
        newPerson.name = name
        temp.push(newPerson)
    })
    console.log(temp);
}

 解决办法:通过JSON来转换赋值(据说是深浅拷贝的问题)

let newPerson = JSON.parse( JSON.stringify(person[0]) )

 

参考:http://www.cnblogs.com/kaidarwang/p/6559123.html

posted on 2019-01-11 10:46  蛋尼  阅读(368)  评论(0编辑  收藏  举报