关于UIView中的endEditing:的使用
@interface UIView (UITextField)
- (BOOL)endEditing:(BOOL)force; // use to make the view or any subview that is the first responder resign (optionally force)
@end
- (BOOL)endEditing:(BOOL)force; // use to make the view or any subview that is the first responder resign (optionally force)
@end