- (void)viewDidLoad

{

    [super viewDidLoad];

    // Do any additional setup after loading the view.

    self.title=@"RootViewController";

    NSLog(@"------timer--now--%@",[self getTimeForNow]);

}

#pragma -mark -获得现在的时间 -2014-06-26 17:28:38

-(NSString *) getTimeForNow

{

    NSDate * senddate=[NSDate date];

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

    [dateformatter setDateFormat:@"YYYY-MM-dd HH:mm:ss"];

    NSString *timeDate = [[NSString alloc] initWithString:[dateformatter stringFromDate:senddate]];

    return timeDate ;

}

2015-10-14 15:07:10.214 得到现在的时间[3844:180038] ------timer--now--2015-10-14 15:07:10