Thêm đoạn code sau vào chỗ muốn hiển thị
<ul> <?php $top_level_arg = array( 'style' => 'none', 'orderby' => 'name', 'order' => 'ASC', 'hide_empty' => 0, 'title_li' => '', 'depth' => '1', 'taxonomy' => 'taxonomy_products', 'echo' => 0 ); $sec_level_arg = array( 'style' => 'none', 'hierarchical' => 1, 'orderby' => 'name', 'order' => 'ASC', 'hide_empty' => 0, 'title_li' => '', 'depth' => '2', //'child_of' => $decka, 'taxonomy' => 'taxonomy_products', 'echo' => 0 ); $third_level_arg = array( 'style' => 'none', 'orderby' => 'name', 'order' => 'ASC', 'hide_empty' => 0, 'title_li' => '', 'depth' => '3', 'taxonomy' => 'taxonomy_products', 'echo' => 0 ); // make arrays $top_level_arg_exploaded = explode('<br />',wp_list_categories($top_level_arg)); $sec_level_arg_exploaded = explode('<br />',wp_list_categories($sec_level_arg)); $third_level_arg_exploaded = explode('<br />',wp_list_categories($third_level_arg)); // substract levels $places = array_diff($third_level_arg_exploaded,$sec_level_arg_exploaded ); asort($places); $cities = array_diff($sec_level_arg_exploaded, $top_level_arg_exploaded); asort($cities); $states = $top_level_arg_exploaded; // necistene, ale orizle // choose what level you want to see $level = 3; // this my own check, it shows certain hyerarchies only on given pages - if ($level == 1){ $test = implode('',$states); }elseif ($level == 2){ $test = implode('',$cities); }elseif ($level == 3){ $test = implode('',$places); } // build the collumns with links $regexp = "<a\s[^>]*href=(\"??)([^\" >]*?)\\1[^>]*>(.*)<\/a>"; if(preg_match_all("/$regexp/siU", $test, $matches, PREG_SET_ORDER)) { foreach($matches as $match) { // create new arra name->link for later sorting $c[] = array('name' => $match[3], 'link' => $match[2]); } } foreach ($c as $tag){ echo '<li><a href="'.$tag['link'].'">'.$tag['name'].'</a></li>'; } ?> </ul>
Thay đổi taxonomy_products Bằng taxonomy của bạn.
Thay $level = 3; bằng level bạn muốn hiển thị
Tham khảo: https://wordpress.org/support/topic/how-to-list-2nd-level-of-a-taxonomy-terms?replies=5#post-1710474
Chúc các bạn thành công ^^
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