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延迟执行和终止

延迟执行和终止

作者: ssjk4 | 来源:发表于2018-11-05 10:35 被阅读0次

NSObject (NSDelayedPerforming) NSRunLoop category

- (void)performSelector:(SEL)aSelector withObject:(nullableid)anArgument afterDelay:(NSTimeInterval)delay inModes:(NSArray *)modes;

- (void)performSelector:(SEL)aSelector withObject:(nullableid)anArgument afterDelay:(NSTimeInterval)delay;

+ (void)cancelPreviousPerformRequestsWithTarget:(id)aTarget selector:(SEL)aSelector object:(nullableid)anArgument;

+ (void)cancelPreviousPerformRequestsWithTarget:(id)aTarget;

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