WordPress带缩略图的上一篇、下一篇文章代码

<?php 

//上一篇

	$prevPost = get_previous_post(true);

	if($prevPost){

		$prevThumbnail = get_the_post_thumbnail($prevPost->ID, array(100,100));

		previous_post_link('%link',"$prevThumbnail %title", TRUE);

	} 

//下一篇 

	$nextPost = get_next_post(true);

	if($nextPost){ 

		$nextThumbnail = get_the_post_thumbnail($nextPost->ID, array(100,100) );

		next_post_link('%link',"$nextThumbnail %title", TRUE);

	} 

?>