对于一个普通的 JS 对象:
- var obj = {
- name:"mary",
- age:21
- }
如果我们要对它添加新属性的话可以使用下列方式:
obj.address = "北京" //{name: "mary", age: "21", address: "beijing"}
删除属性, 需要使用 delete 方法:
delete obj.name //{age: "21", address: "beijing"}
欲当凌绝顶, 一览众山小.
来源: http://www.bubuko.com/infodetail-2820891.html