关于TextField位数输入限制
2018-10-30 本文已影响0人
三浦蒼介
-(BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
{
if(textField == self.codeField){
NSInteger strLength = textField.text.length - range.length + string.length;
return(strLength <= 1);
}else if(textField == self.numberField){
NSInteger strLength = textField.text.length - range.length + string.length;
return(strLength <= 2);
}else if(textField == self.extensionField){
NSInteger strLength = textField.text.length - range.length + string.length;
return(strLength <= 3);
}
return YES;
}
