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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 |
|---|---|
| 721 | |
| 722 | $tax = get_taxonomy( $term->taxonomy ); |
| 723 | if ( ! current_user_can( $tax->cap->edit_terms ) ) |
| 724 | return; |
| 725 | |
| 726 | if ( empty( $link ) ) |
| 727 | $link = __('Edit This'); |
| 728 | |
| 729 | $link = '<a href="' . get_edit_term_link( $term->term_id, $term->taxonomy ) . '">' . $link . '</a>'; |
| 730 | $link = $before . apply_filters( 'edit_term_link', $link, $term->term_id ) . $after; |
| 731 | |
| 732 | if ( $echo ) |
| 733 | echo $link; |
| 734 | else |
| 735 | return $link; |
| 736 | } |
| 737 | |
| 738 | /** |
| 739 | * Retrieve permalink for search. |