[请教] 请问这个TQImageCache中使用Dictionary而不用NSCache的原因是？

tangqiaoboy / xcode_tool

The snippet of xcode will be stored in ~/Library/Developer/Xcode/UserData/CodeSnippets/

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Closed SatanWoo closed 9 years ago

SatanWoo commented 9 years ago

您好，打扰您~请教个问题。

看了TQImageCache的实现，其实不太理解为什么要用 dictionary做数据结构而不是nscache？能否提点一二？