System Date And Time

//ViewController.H

#import <UIKit/UIKit.h>

@interface ViewController : UIViewController

{

    NSDate *date;

    

}

//ViewController.M

date=[NSDate date];

    NSDateFormatter *dateformat=[[NSDateFormatter alloc]init];

    [dateformat setDateFormat:@"HH:mm:ss \n dd:MM:YYYY"];

    NSString *string1=[dateformat stringFromDate:date];

    labletime.text=string1;