【记录】这样在网页里构造JS 更加容易理解

 
   

  
    
  
    
  
    代码
  
    
 
     
    
      

     
       
     
       Object.extend 
     
       =
     
        
     
       function
     
       (destination, source) {
 
     
       for
     
        (
     
       var
     
        property 
     
       in
     
        source) {
 destination[property] 
     
       =
     
        source[property];
 }
 
     
       return
     
        destination;
 }
 
 

     
       var
     
        Class 
     
       =
     
        {
 create: 
     
       function
     
       () {
 
     
       return
     
        
     
       function
     
       () {
 
     
       this
     
       .initialize.apply(
     
       this
     
       , arguments);
 }
 }
 }
 
 

     
       var
     
        aa
     
       =
     
       Class.create();
 aa.prototype
     
       =
     
       {
 
 initialize:
     
       function
     
       (options){
 
     
       this
     
       .SetOptions(options);
 },
 
 SetOptions: 
     
       function
     
       (options) {
 
 
     
       this
     
       .options 
     
       =
     
        {
     
       //
     
       默认值
     
       

     
        xxx: 
     
       0
     
       ,
     
       //
     
       最小值
     
       

     
        };
 
 Object.extend(
     
       this
     
       .options, options 
     
       ||
     
        {});
 },
 
 show:
     
       function
     
       (){
 alert(
     
       this
     
       .options.xxx)
 }
 }
 
 
 
     
       var
     
        cc
     
       =
     
       new
     
        aa({xxx:
     
       100
     
       })
 cc.show();

    
      
 
    

 
   
 

运行以上代码

  
 
   

  
    
  
    
  
    代码
  
    
 
     
    
      

     
       
     
       Object.extend 
     
       =
     
        
     
       function
     
       (destination, source) {
 
     
       for
     
        (
     
       var
     
        property 
     
       in
     
        source) {
 destination[property] 
     
       =
     
        source[property];
 }
 
     
       return
     
        destination;
 }
 
 
 
 
     
       var
     
        bb
     
       =
     
       function
     
       (o){
 
     
       this
     
       .options
     
       =
     
       {xxx:
     
       0
     
       };
 Object.extend(
     
       this
     
       .options, o 
     
       ||
     
        {});
 }
 
 bb.prototype
     
       =
     
       {
 show:
     
       function
     
       (){
 alert(
     
       this
     
       .options.xxx)
 }
 }
 
 
     
       var
     
        dd
     
       =
     
       new
     
        bb({xxx:
     
       100
     
       })
 dd.show()

    
      
 
    

 
   
 

运行以上代码