你的位置:首页 > 软件开发 > 操作系统 > 判断textField里面是否有空

判断textField里面是否有空

发布时间:2015-03-11 16:00:33
效果图: 代码:- (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. //TextFie ...

判断textField里面是否有空

 

效果图:

 

判断textField里面是否有空

代码:

- (void)viewDidLoad {  [super viewDidLoad];  // Do any additional setup after loading the view, typically from a nib.    //TextField  UITextField *textField=[[UITextField alloc]initWithFrame:CGRectMake(20, 100, 100, 200)];  textField.backgroundColor=[UIColor redColor];  textField.text=@"123";  [self.view addSubview:textField];    NSLog(@"判断textField里面是否为空%i",[self textFieldIsNOTEmpt:textField]);    }//判断textField里面是否有空-(BOOL)textFieldIsNOTEmpt:(UITextField *)textField{  if ([textField.text stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]].length!=0){    return YES;  }else {    return NO;  }}

原标题:判断textField里面是否有空

关键词:ie

ie
*特别声明:以上内容来自于网络收集,著作权属原作者所有,如有侵权,请联系我们: admin#shaoqun.com (#换成@)。