计算当前时间与上次执行时间的时间间隔。
NSTimeInterval timetravel = [[NSDate date]timeIntervalSinceDate:self.lastPlaySoundDate]; if (timetravel<3.0) { DLog(@"时间太短,。。"); }
self.lastPlaySoundDate = [NSDate date];
计算当前时间与上次执行时间的时间间隔。
NSTimeInterval timetravel = [[NSDate date]timeIntervalSinceDate:self.lastPlaySoundDate]; if (timetravel<3.0) { DLog(@"时间太短,。。"); }
self.lastPlaySoundDate = [NSDate date];