我试图在UITextField中禁用默认的长按压手势识别器,这样我就可以添加自己的长按压手势识别器。我的代码如下所示:
for recognizer:UIGestureRecognizer in textField.gestureRecognizers as! [UIGestureRecognizer] {
if recognizer is UILongPressGestureRecognizer{
recognizer = myCustomRecognizer
}
}
但是这给了我一个运行时错误,它在打开一个可选值的时候发现了零