add_action('wp_ajax_get_portfolio','ajax_portfolio');add_action('wp_ajax_nopriv_get_portfolio','ajax_portfolio');function ajax_portfolio(){$industry=isset($_POST['industry']) ? sanitize_text_field($_POST['industry']) :'';$args=['post_type'=>'portfolio','posts_per_page'=>-1,];if ($industry){$args['tax_query']=[['taxonomy'=>'portfolio_industry','field'=>'slug','terms'=>$industry]]}$q=new WP_Query($args);if (!$q->have_posts()){echo '暂无数据';wp_die()}while ($q->have_posts()){$q->the_post();$img=get_the_post_thumbnail_url(/wp-content/themes/betheme-child/get_the_ID(),'large');echo '<div style="width:32%;display:inline-block;margin:1%;">';echo '<img src="'.$img.'" style="width:100%;height:220px;object-fit:cover;">';echo '<div>'.get_the_title().'</div>';echo '</div>'}wp_die()}