【代码笔记】iOS-获得现在的时间（2015-09-11）

一，代码。

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.

    //2015-09-16格式
    NSDate *date = [NSDate new];
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"yyyy-MM-dd"];
    NSString *dateStr = [dateFormatter stringFromDate:date];
    NSLog(@"---dateStr--%@",dateStr);

}

二，输出。

2015-10-23 11:57:51.886 获得现在的时间[6826:170777] ---dateStr--

- (void)viewDidLoad {

[super viewDidLoad];

// Do any additional setup after loading the view, typically from a nib.

//2015-09-16格式

NSDate *date = [NSDate new];

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

[dateFormatter setDateFormat:@"yyyy-MM-dd"];

NSString *dateStr = [dateFormatter stringFromDate:date];

NSLog(@"---dateStr--%@",dateStr);

}