模块化编程

1 function a(){
2 ....
3 }
4 function b(){
5 .....
6 }

1 var Head =
2 {
3 title : function(){
4 ...
5 }
6 content : function() {
7 ....
8 }

1 Head.title();

1 Head.content()=function(){
2 var content = myContent;
3   return content;
4 }

1 var Head = ({ function(){
2 
3 var title = function() {
4 ....
5 }
6 var content=function(){
7 ....
8 }
9 })()

 1 var Head= (function ( ) {
 2 
 3     function method1(){
 4         title ： function(){
 5 ...
 6 }
 7     }
 8 
 9     return{
10         getTitle: function(){
11             title();
12         }
13     };
14 
15 })(  );
16 
17 myModule.getTitle();