先设置style,再设置frame
if (@available(iOS 13.4, *)) {
_datePicker.preferredDatePickerStyle = UIDatePickerStyleWheels;
} else {
// Fallback on earlier versions
}
_datePicker.frame = CGRectMake(...);
先设置style,再设置frame
if (@available(iOS 13.4, *)) {
_datePicker.preferredDatePickerStyle = UIDatePickerStyleWheels;
} else {
// Fallback on earlier versions
}
_datePicker.frame = CGRectMake(...);