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 @ 2012-01-09 20:15
liyuzhao
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