在我的项目中,我需要显示 18 年前的日期并锁定 100 年,我像这样尝试过,但这里锁定了那一年(1912 年)的日期和月份,我还需要显示所有的日期和月份那年(1912 年)还有一件事,当我选择日期时,它与时间一起显示,我不想显示时间,任何人都可以解决这个问题
-(IBAction)donePickerView:(id)sender
{
NSDate *minDate1 =[datePickerView date];
NSString *theDate = [NSString stringWithFormat:@"%@",minDate1];
self.dob.text = theDate;
DatePicView.hidden = TRUE;
datePickerView.hidden =TRUE;
}
-(void)textFieldDidBeginEditing:(UITextField *)textField {
[self scrollViewToCenterOfScreen:textField];
scrlView.scrollEnabled = FALSE;
if (textField == dob)
{
DatePicView.hidden = FALSE;
datePickerView.hidden =FALSE;
NSCalendar * gregorian = [[NSCalendar alloc] initWithCalendarIdentifier: NSGregorianCalendar];
NSDate * currentDate = [NSDate date];
NSDateComponents * comps = [[NSDateComponents alloc] init];
[comps setYear: -18];
NSDate * maxDate = [gregorian dateByAddingComponents: comps toDate: currentDate options: 0];
[comps setYear: -100];
NSDate * minDate = [gregorian dateByAddingComponents: comps toDate: currentDate options: 0];
[datePickerView setMinimumDate:minDate];
[datePickerView setMaximumDate:maxDate];
[datePickerView setDate:minDate];
[dob resignFirstResponder];
}
}
最佳答案
您将 maxDate 设置为 -100 年。
所以 maxDate 低于 minDate,应该反过来吗?
NSLog(@"Now: %@", currentDate);
NSLog(@"Max: %@", maxDate);
NSLog(@"Min: %@", minDate);
Now: 2012-10-18 10:04:43 +0000
Max: 1994-10-18 11:04:43 +0000
Min: 1912-10-18 11:45:11 +0000
如果您选择 1980-12-12,则该日期低于最大日期,高于最小日期。
UIDatePicker *pickerView = [[UIDatePicker alloc] initWithFrame:CGRectMake(0, 0, 320, 300)];
// add this to display date only.
[pickerView setDatePickerMode:UIDatePickerModeDate];
[pickerView setMinimumDate:minDate];
[pickerView setMaximumDate:maxDate];
[pickerView setDate:minDate];
[[self view] addSubview:pickerView];
[pickerView setDatePickerMode:UIDatePickerModeDate];
关于iphone - 无法在 UIDatepicker 中解锁之前的月份和日期并且还显示 ios 中的时间,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/12952008/