这是我的代码,它完美地返回了两个日期之间的天数和月数。我想验证这一点,就像两个日期之间的差应该正好是一年。比如如果你选择 2013 年 7 月 29 日作为开始日期,2014 年 7 月 30 日作为结束日期,它不应该被允许执行更多。请提前帮助谢谢。
NSString *sta = txtStartdate.text; // This is the start date
NSString *en = txtEnddate.text; //this is end date
NSDateFormatter *f = [[NSDateFormatter alloc] init];
[f setDateFormat:@"dd/MM/yyyy"];
NSDate *startDat = [f dateFromString:sta];
NSDate *endDat = [f dateFromString:en];
[f release];
NSCalendar *gregorian = [[NSCalendar alloc]
initWithCalendarIdentifier:NSGregorianCalendar];
NSUInteger unitFlags = NSMonthCalendarUnit | NSDayCalendarUnit | NSYearCalendarUnit ;
NSDateComponents *components = [gregorian components:unitFlags
fromDate:startDat
toDate:endDat options:0];
NSInteger months = [components month];
NSInteger days = [components day];
NSInteger years = [components year];
NSLog(@"Number of months %d",months);
NSLog(@"Number of days %d",days);
NSLog(@"Number of years %d",years);
[gregorian release];
if(years < 1 )// This code works fine...i've edited it.. @wain helped
{
//
}