
typedef void (^SwitchingEnvirBlock)(); void switchingEnvir(SwitchingEnvirBlock useDevice,SwitchingEnvirBlock useSim);
typedef void (^SwitchingEnvirBlock)(); void switchingEnvir(SwitchingEnvirBlock useDevice,SwitchingEnvirBlock useSim);
遇见资源网 objective-c 实用方法-Debug和Release执行不同代码 http://www.ox520.com/15270.html