iOS 控件之 UIDatePicker

来源:互联网 发布:windows排名 编辑:程序博客网 时间:2024/06/07 09:10

这是一个日期选择器

创建并设置一个日期选择器

    _datePicker = [[UIDatePicker alloc]initWithFrame:CGRectMake(20, 30, 0, 0)];    _datePicker.datePickerMode = UIDatePickerModeDate;    [_datePicker addTarget:self action:@selector(datePickerChanged:) forControlEvents:UIControlEventValueChanged];    NSLocale * local = [NSLocale systemLocale];    _datePicker.locale = local;    NSCalendar * calendar = [NSCalendar autoupdatingCurrentCalendar];    _datePicker.calendar =calendar;    NSTimeZone * zone = [NSTimeZone systemTimeZone];    _datePicker.timeZone = zone;    NSDate * dater = [NSDate date];    //设置默认显示的最小日期    _datePicker.date =dater;    _datePicker.minimumDate =[dater earlierDate:[NSDate dateWithTimeIntervalSince1970:99999 ]];    //设置最大日期    _datePicker.maximumDate = [dater laterDate:[NSDate dateWithTimeInterval:999999 sinceDate:[NSDate date]]];    [self.view addSubview:_datePicker];
绑定事件
-(void)datePickerChanged:(UIDatePicker*)pocker{    [pocker setDate:pocker.date animated:YES];    NSDateFormatter * dateFormatter = [[NSDateFormatter alloc]init];    [dateFormatter setDateStyle:NSDateFormatterFullStyle];    NSString * stringDate = [dateFormatter stringFromDate:pocker.date];    NSLog(@"\ndate-->%@\n",stringDate);    NSArray * dateArray = [stringDate componentsSeparatedByString:@","];    NSArray * month = [[dateArray objectAtIndex:1]componentsSeparatedByString:@" "];        NSLog(@"星期是:%@\n",[dateArray objectAtIndex:0]);    NSLog(@"月份是:%@\n",[month objectAtIndex:1]);    NSLog(@"日  是:%@\n",[month objectAtIndex:2]);    NSLog(@"年份是:%@\n",[dateArray objectAtIndex:2]);    }

控制台输出:

date-->Tuesday, March 4, 20142014-02-20 17:32:38.836 ControlDemo[2237:70b] 星期是:Tuesday2014-02-20 17:32:38.837 ControlDemo[2237:70b] 月份是:March2014-02-20 17:32:38.837 ControlDemo[2237:70b] 日  是:42014-02-20 17:32:38.837 ControlDemo[2237:70b] 年份是: 2014


                                             
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