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增删改查

添加对象属性

//创建obj对象
var obj = new Object();
//为对象添加动态属性
obj.userName = "admin";
obj.passWord = "123456";
//输出
console.log(obj);

删除对象属性

//创建obj动态对象
var obj = new Object();
//为对象添加动态属性
obj.userName = "admin";
obj.passWord = "123456";
//移除属性
delete obj.passWord;
console.log(obj);

参考