Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我正在尝试创建一个包含 UIPickerView 的对话框。我可以让它在没有围绕它的子视图的情况下工作,但我总是会遇到一个未捕获的错误。有什么帮助吗?
显然我通过弄乱这个方法来修复 -(NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component