ios delegate方法的使用
摘要://产生delegate类//classA.h@protocol classADelegate <NSObject> //定义delegate@optional-(void)didDelegateSuccess; //delegate方法@end@interface classA: NSObject { id<classADelegate> delgate; //绑定delegate}@property (nonatomic,retain) id<classADelegate> delgate;@end//classA.m- (void)doOk { [de
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NSUserDefaults
摘要:新版本xocde,不可以获得设备的udid。以下是替待udid的方法:NSString* string = [[NSUserDefaults standardUserDefaults] stringForKey:@"deviceId"]; if( [string isEqual:@""]|| string==nil ) { CFUUIDRef deviceId = CFUUIDCreate (NULL); CFStringRef deviceIdStringRef = CFUUIDCreateString(NULL,deviceId); CFReleas
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