wordpress调用指定分类下的随机文章（图文列表）

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							<?php $cat = get_the_category(); foreach($cat as $key=>$category) {$catid = $category->term_id;} $args = array('orderby' => 'rand','showposts' => 6,'cat' => $catid ); $query_posts = new WP_Query(); $query_posts->query($args); while ($query_posts->have_posts()) : $query_posts->the_post(); ?>
							<li>
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									<img src="<?php $full_image_url = wp_get_attachment_image_src( get_post_thumbnail_id($post->ID), 'full'); echo $full_image_url[0];　?>" alt="作品【<?php the_title();?>】<?php echo wp_trim_words( get_the_excerpt(), 40 ); ?>"  style="width:400px;height:200px;" />
								</a>
								<h2 class="Recommend_entrytitle">
									<a href="<?php the_permalink(); ?>"><?php the_title(); ?></a>
								</h2>
							</li>
							<?php endwhile;?>
							<?php wp_reset_query(); ?>
						</ul>
					</div>
				</div>