//字面量 json
var student={
id:10001,
name:"张三",
scores:[
{subject:"html",score:90},
{subject:"JS", score:90}
]
}
//function
function Student(id,name){
this.id=id;
this.name=name;
this.scores=[
{subject:"html",score:90},
{subject:"JS", score:90}
]
}
Student.prototype.sex="男"
Student.prototype.eat=function(food){
console.log("吃"+food)
}
//扩展
var stu=new Student(1000,"张三");
stu.eat("");
console.log(stu.sex)
//Object
var stu2=new Object();
stu2.id=1000;
stu2.name="张三";
stu2.scores=[
{subject:"html",score:90},
{subject:"JS", score:90}
]
function Student(id,name){
this.id=id;
this.name=name;
this.scores=[
{subject:"html",score:90},
{subject:"JS", score:90}
],
this.eat=function(food){
console.log("吃"+food)
return this
//返回值
},
this.sleep=function(){
console.log("睡")
return this
//返回值
}
}
var stu=new Student(1001,"张三");
stu.eat("").sleep().eat("").sleep();//链式编程
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