1. 動態添加屬性,方法
var object = new Object();
object.name = "name";
object.age = 19;
>>>{name: "name", age: 19}
object.fun = function(){
console.log("這是一個測試")
}
object.fun()
2.修改屬性
object.name=”tom”;
object.alert=function(){
alert(“hello,”+this.name);
}
3.刪除屬性
object.name = undefined
object.age = undefined