iOS UIDatePick 简单使用

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// 1.日期Picker
    UIDatePicker *datePicker = [[UIDatePicker alloc] initWithFrame:CGRectMake(0, 30, self.frame.size.width, self.frame.size.height - 30)];
    datePicker.backgroundColor = [UIColor whiteColor];
    // 1.1选择datePickr的显示风格
    [datePicker setDatePickerMode:UIDatePickerModeDate];
    // 1.2查询所有可用的地区
    //NSLog(@"%@", [NSLocale availableLocaleIdentifiers]);
    // 1.3设置datePickr的地区语言, zh_Han后面是s的就为简体中文,zh_Han后面是t的就为繁体中文, zh_Hans_CN 简体中文 zh_Hant_CN 繁体中文 en_US 英文
    [datePicker setLocale:[[NSLocale alloc] initWithLocaleIdentifier:@"zh_Hans_CN"]];
    // 1.4监听datePickr的数值变化
    [datePicker addTarget:self action:@selector(dateChanged:) forControlEvents:UIControlEventValueChanged];
    // 1.5 设置默认时间
    [datePicker setDate:[NSDate date]];
    [self addSubview:datePicker];
// 监听
- (void)dateChanged:(UIDatePicker *)picker{
    NSDateFormatter * formatter = [[NSDateFormatter alloc] init];
    [formatter setDateFormat:@"yyyy年MM月dd日"];
    NSString *dateStr = [formatter stringFromDate:picker.date];
}

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转载自blog.csdn.net/C_calary/article/details/81383445