先建立一個NSMutableArray,把每個Label都加進去
例:
NSMutableArray *myArrays = [[NSMutableArray alloc]init];
[myArrays addObject:yourField];
檢查:
for (UITextField *textField in myArrays)
{
if ([textField.text legth] == 0)//判斷label的字串數是否為0
{
//如果沒有字串跳出警示訊息,例如UIAlertView
}
}