日期選取器（IOS開發）

標籤：ios   objective-c   ios開發   

- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.}- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}- (IBAction)onclick:(id)sender {    NSDate *theDate = self.dataPicker.date;        // descriptionWithLocale 方法返回本地時間    // currentLocale 返回當前使用者資訊    NSLog(@"the date picked is: %@", [theDate descriptionWithLocale:[NSLocale currentLocale]]);        // 設定格式化格式    // dd和DD的區別    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];    [dateFormatter setDateFormat:@"YYYY-MM-dd HH:mm:ss"];        // 輸出    NSLog(@"the date formate is: %@",[dateFormatter stringFromDate:theDate]);    self.label.text = [dateFormatter stringFromDate:theDate];    }    

詳見注釋：關於dd和DD的區別就是，dd返回當前月份的第幾天，而DD返回當年的第幾天

日期選取器（IOS開發）