WordPress函数：previous_post_link

一、函数简介

显示与当前帖子相邻的上一篇帖子链接。（Displays the previous post link that is adjacent to the current post.）  

二、函数参数

* @param string $format Optional. Link anchor format. Default '« %link'. * @param string $link Optional. Link permalink format. Default '%title'. * @param bool $in_same_term Optional. Whether link should be in the same taxonomy term. Default false. * @param int[]|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty. * @param string $taxonomy Optional. Taxonomy, if `$in_same_term` is true. Default 'category'.  

三、函数案例

   

四、源代码

/**
 * Displays the previous post link that is adjacent to the current post.
 *
 * @since 1.5.0
 *
 * @see get_previous_post_link()
 *
 * @param string       $format         Optional. Link anchor format. Default '« %link'.
 * @param string       $link           Optional. Link permalink format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in the same taxonomy term.
 *                                     Default false.
 * @param int[]|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
 *                                     Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if `$in_same_term` is true. Default 'category'.
 */
function previous_post_link( $format = '« %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	echo get_previous_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy );
}