隐藏UISearchBar中的删除按钮

 

UISearchBar *searchBar;

 

for (UIView *subview in [searchBar.subviews firstObject].subviews) {

　　if ([subview isKindOfClass:[UITextField class]]) {

　　　　UITextField *searchField = (UITextField *)subview;

　　　　searchField.clearButtonMode = UITextFieldViewModeNever;

　　　　break;

　　}

}