我计算两个日期之间差异的方式是
NSCalendar *calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar];
NSDateComponents *nowAndEnd = [calendar components:NSMonthCalendarUnit|
NSDayCalendarUnit|
NSMinuteCalendarUnit
fromDate:now
toDate:end
options:0];
NSLog(@"nowAndEnd's day is %d",nowAndEnd.day);
NSLog(@"nowAndEnd's month is %d",nowAndEnd.month);
我回来了
nowAndEnd's day is 15
nowAndEnd's month is 1
问题是我如何根据这些信息计算天数。我问是因为有些月份有 30 天,有些有 31 天...