中间件编程

开发平台：

JavaScript

ext-base-begin.js：源码内容

							/*!
 * Ext JS Library 3.0.0
 * Copyright(c) 2006-2009 Ext JS, LLC
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
(function(){
	var libFlyweight;
	
	function fly(el) {
        if (!libFlyweight) {
            libFlyweight = new Ext.Element.Flyweight();
        }
        libFlyweight.dom = el;
        return libFlyweight;
    }
    
    

						