文章出處

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>無標題文檔</title>
</head>
<body>
<script>
var Person = function(firstName,lastName){
    this.firstName = firstName;
    this.lastName = lastName;
    this.genter = 'male';
};
var clark = new Person('Clark','kent');
console.log(clark);//   ->_->  Person {firstName: "Clark", lastName: "kent", genter: "male"} 

//通過試用call方法,讓superhero繼承person函數內部的所有屬性,理解為執行一遍,并把,執行的語句賦給當前的this;
var Superhero = function(firstName,lastName,powers){
    person.call(this,firstName,lastName);
    this.powers = powers;
};
/*__________________________________________________________________________________________________________*/
var Car = function(setting){
    this.model = setting.model || 'no model provided';
    this.color = setting.color || 'no color provided';
};
var Mixin = function(){};
Mixin.prototype = {
    driveForward : function(){
        console.log( "drive forward" );
    },
    driveBackward : function(){
        console.log("drive backward");
    },
    driveSideways : function(){
        console.log("drive sideways")
    }
};
function augment(receivingClass,givingClass){
    if(arguments[2]){
        for(var i =0; i<arguments.length; i++){
            receivingClass.prototype[arguments[i]] = givingClass.prototype[arguments[i]];
        };
    }else{
        for(var method in givingClass){
            if(!receivingClass.hasOwnProperty[methodName]){
                receivingClass.prototype[methodName] = givingClass.prototype[methodName]
            };
        };
    };
};
augment(Car,Mixin,"driveForward","driviBackward");
var myCar = new Car({
    model : 'ford++++',
    color : '#f00'
})
myCar.driveForward() // drive forward 
</script>
</body>
</html>

 


文章列表


不含病毒。www.avast.com
arrow
arrow
    全站熱搜
    創作者介紹
    創作者 大師兄 的頭像
    大師兄

    IT工程師數位筆記本

    大師兄 發表在 痞客邦 留言(0) 人氣()