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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 |
|---|---|
| 508 | } elseif ( $post->post_type == 'page' ) { |
| 509 | if ( !current_user_can( 'edit_page', $post->ID ) ) |
| 510 | return; |
| 511 | } else { |
| 512 | if ( !current_user_can( 'edit_post', $post->ID ) ) |
| 513 | return; |
| 514 | } |
| 515 | |
| 516 | $link = '<a href="' . get_edit_comment_link( $comment->comment_ID ) . '" title="' . __( 'Edit comment' ) . '">' . $link . '</a>'; |
| 517 | echo $before . apply_filters( 'edit_comment_link', $link, $comment->comment_ID ) . $after; |
| 518 | } |
| 519 | |
| 520 | // Navigation links |
| 521 | |
| 522 | function get_previous_post($in_same_cat = false, $excluded_categories = '') { |
| 523 | return get_adjacent_post($in_same_cat, $excluded_categories); |
| 524 | } |
| 525 | |
| 526 | function get_next_post($in_same_cat = false, $excluded_categories = '') { |