get_adjacent_post_rel_link( string $title = '%title', bool $in_same_term = false, array|string $excluded_terms = '', bool $previous = true, string $taxonomy = 'category' )
Retrieves the adjacent post relational link.
Description Description
Can either be next or previous post relational link.
Parameters Parameters
- $title
-
(string) (Optional) Link title format.
Default value: '%title'
- $in_same_term
-
(bool) (Optional) Whether link should be in a same taxonomy term.
Default value: false
- $excluded_terms
-
(array|string) (Optional) Array or comma-separated list of excluded term IDs.
Default value: ''
- $previous
-
(bool) (Optional) Whether to display link to previous or next post.
Default value: true
- $taxonomy
-
(string) (Optional) Taxonomy, if $in_same_term is true.
Default value: 'category'
Return Return
(string|void) The adjacent post relational link URL.
Source Source
File: wp-includes/link-template.php
function get_adjacent_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) { $post = get_post(); if ( $previous && is_attachment() && $post ) { $post = get_post( $post->post_parent ); } else { $post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy ); } if ( empty( $post ) ) { return; } $post_title = the_title_attribute( array( 'echo' => false, 'post' => $post, ) ); if ( empty( $post_title ) ) { $post_title = $previous ? __( 'Previous Post' ) : __( 'Next Post' ); } $date = mysql2date( get_option( 'date_format' ), $post->post_date ); $title = str_replace( '%title', $post_title, $title ); $title = str_replace( '%date', $date, $title ); $link = $previous ? "<link rel='prev' title='" : "<link rel='next' title='"; $link .= esc_attr( $title ); $link .= "' href='" . get_permalink( $post ) . "' />\n"; $adjacent = $previous ? 'previous' : 'next'; /** * Filters the adjacent post relational link. * * The dynamic portion of the hook name, `$adjacent`, refers to the type * of adjacency, 'next' or 'previous'. * * @since 2.8.0 * * @param string $link The relational link. */ return apply_filters( "{$adjacent}_post_rel_link", $link ); }
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Changelog Changelog
Version | Description |
---|---|
2.8.0 | Introduced. |