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这是我为我的wordpress主题中的菜单和子菜单编写的服装功能,但是当我测试它时,子菜单在我点击子菜单时消失了,因为wordpress没有因此它们的参数是“cat”,这意味着当我点击一个子菜单时,创建子菜单的函数会检查url中的cat = id是否具有子类别,但它不是因为它是孩子类别,我是新的WordPress的,我不知道如何处理这个:子菜单在wordpress中的子菜单中单击时消失
function costume_menu() {
$categories = get_categories('hide_empty=0&style=none&parent=0');
foreach ($categories as $category) {
(is_category($category->term_id)) ? $active = 'class="active_menu"' : $active = '';
$nav = '<li>';
$nav .= '<a '.$active.'href="'.get_category_link($category->term_id).'">'.strtoupper($category->cat_name).'</a>';
$nav .= '</li>';
echo $nav;
}
}
function costume_submenu($cat) {
$categories = get_categories("child_of=$cat&hide_empty=0");
foreach ($categories as $category) {
(is_category($category->term_id)) ? $active = 'class="active_menu"' : $active = '';
$nav = '<li>';
$nav .= '<a '.$active.'href="'.get_category_link($category->term_id).'">'.strtoupper($category->cat_name).'</a>';
$nav .= '</li>';
echo $nav;
}
}