controllerComps:视图控制器的NSDateComponents指针;
nowComs:当前日期的NSDateComponents指针
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299 BOOL isToday = ((controllerComps.year == nowComps.year)&&(controllerComps.month == nowComps.month)&&(controllerComps.date == nowComps.date));
NSLog(@"isToday:%hhd",isToday);
以下为打印内容:
2015-03-19 14:59:58.267 Playing-higherExercise[6423:1141331] nowComps:
Calendar Year: 2015
Month: 3
Leap month: no
Day: 19
2015-03-19 14:59:58.268 Playing-higherExercise[6423:1141331] controllerComps:
Calendar Year: 2015
Month: 3
Leap month: no
Day: 18
2015-03-19 14:59:58.269 Playing-higherExercise[6423:1141331] isToday:1
//这两个日期不是不一样的吗?为什么结果为真呢?
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date属性返回的是NSDate类型…… 而不是日期……可以把
controllerComps.date == nowComps.date改成：controllerComps.day == nowComps.day如果你一定要这么比较的话。