wordpress中的自定义帖子类型类别

您在代码中做了一些奇怪的事情，但我认为您需要修复这个问题；除非您使用的是自定义分类法。。。然后您需要“税务查询”而不是“类别查询”

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这并不会让人们想回复得更快。。。但“类别”是自定义分类法还是附加到帖子类型的原生WordPress类别？你的疑问全错了。。。应该产生一个错误。

<ul id="thumbs" class="portfolio">
                        <?php

                    $loop = new WP_Query( array(
                    'showposts' => 8,
                    'post_type' => array('portfolioo'),
                    $catIDs = get_cat_ID( $cat_name='Graphic design' ),
                    $catIDs .= ',' . get_cat_ID( $cat_name='Icons' ),
                    $catIDs .= ',' . get_cat_ID( $cat_name='web-design' ),

                    )
                    );
                    while ( $loop->have_posts() ) : $loop->the_post(); 
                    $image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'single-post-thumbnail' );
                    ?>

                    <!-- Item Project and Filter Name -->
                    <li class="item-thumbs col-lg-3 design" data-id="id-0" data-type="<?php echo $catIDs; ?>">
                    <!-- Fancybox - Gallery Enabled - Title - Full Image -->
                    <a class="hover-wrap fancybox" data-fancybox-group="gallery" title="Portfolio name" href="<?php echo $image[0]; ?>">
                    <span class="overlay-img"></span>
                    <span class="overlay-img-thumb font-icon-plus"></span>
                    </a>
                    <!-- Thumb Image and Description -->
                    <img src="<?php echo $catIDs; ?>" alt="Lorem ipsum dolor sit amet, consectetur adipiscing elit. Phasellus quis elementum odio. Curabitur pellentesque, dolor vel pharetra mollis.">
                    </li>
                    <!-- End Item Project -->

                    <?php endwhile; ?>
                    </ul>

  $loop = new WP_Query( 
    array(
      'showposts' => 8,
      'post_type' => array('portfolioo'),
      'category__in' => array( get_cat_ID( 'Graphic design' ), get_cat_ID( 'Icons' ), get_cat_ID( $cat_name='web-design' ) )
    )
  );