/***傳統(tǒng)的創(chuàng)建對象***/
var person = new Object();
person.name = “l(fā)ancer”;
person.age = 24;
person.job = “UI”;
person.sayName = function(){
alert(this.name);
}
person.sayName();
/***工廠模式***/
function createPerson(name,age,job){
var o = new Object();
o.name = name;
o.age = age;
o.job = job;
o.sayName = function(){
alert(o.name);
}
return o;
}
var person1 = createPerson(“l(fā)ancer”,24,”UI”);
person1.sayName();
/***構(gòu)造函數(shù)***/
function Person(name,age,job){
this.name = name;
this.age = age;
this.job =job;
this.sayName = function(){
alert(this.name)
}
}
var person1 = createPerson(“l(fā)ancer”,24,”UI”);
person1.sayName();
/***原型模式***/
function Person(){
}
Person.prototype.name =”lancer”;
Person.prototype.age =24;
Person.prototype.job = “UI”;
Person.prototype.sayName = function(){
alert(this.name)
}
var person1 = new Person();
person1.sayName();
var person2 = new Person();
person2.name =”lara”
person2.sayName();
/***簡單原型模式***/
function Person(){
}
Person.prototype = {
name : “l(fā)ancer”,
age : 24,
job : “UI”,
sayName : function(){
alert(this.name)
}
};
var person1 = new Person();
person1.sayName();
/***構(gòu)造函數(shù)和原型模式***/
function Person(name,age,job){
this.name = name;
this.age = age;
this.job =job;
}
Person.prototype = {
constructor :Person,
sayName : function(){
alert(this.name)
}
};
var person1 = new Person(“l(fā)ancer”,”24″,”UI”);
person1.sayName();
/***動態(tài)原型模式***/
function Person(name,age,job){
this.name = name;
this.age = age;
this.job =job;
}
if(typeof this.sayName !=”function”){
Person.prototype = {
constructor :Person,
sayName : function(){
alert(this.name)
}
};
}
var person1 = new Person(“l(fā)ancer”,”24″,”UI”);
person1.sayName();
/***穩(wěn)妥構(gòu)造函數(shù)***/
var Person = function(name,age,job){
var O = new Object();
O.sayName = function(){
alert(name);
};
return O
}
var person1 = Person(“l(fā)ancer”,24,”UI”);
person1.sayName();
