摘要：
从一开始接触Ext就看到有Ext.fly这个函数，当时觉得这个跟Ext.get没什么区别，加之当时对JS性能相关问题认识肤浅，也一直没有在意其区别，今日看learning extjs一书，看到了有专门对Ext.fly特别强调的一处：This isn't exactly a speed tip, but is more about conserving memory by using something called a "flyweight" to perform simple tasks, which results in higher speed by not 阅读全文
posted @ 2010-02-08 17:32
路大侠
阅读(170)
评论(0)
推荐(0)
浙公网安备 33010602011771号