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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 1384 | |
| 1385 | if ( ! $post ) { |
| 1386 | $output = ''; |
| 1387 | } else { |
| 1388 | $title = $post->post_title; |
| 1389 | |
| 1390 | if ( empty( $post->post_title ) ) |
| 1391 | $title = $previous ? __( 'Previous Post' ) : __( 'Next Post' ); |
| 1392 | |
| 1393 | $title = apply_filters( 'the_title', $title, $post->ID ); |
| 1394 | $date = mysql2date( get_option( 'date_format' ), $post->post_date ); |
| 1395 | $rel = $previous ? 'prev' : 'next'; |
| 1396 | |
| 1397 | $string = '<a href="' . get_permalink( $post ) . '" rel="'.$rel.'">'; |
| 1398 | $inlink = str_replace( '%title', $title, $link ); |
| 1399 | $inlink = str_replace( '%date', $date, $inlink ); |
| 1400 | $inlink = $string . $inlink . '</a>'; |
| 1401 | |
| 1402 | $output = str_replace( '%link', $inlink, $format ); |