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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 |
|---|---|
| 730 | } |
| 731 | |
| 732 | /** |
| 733 | * Filters the post comments feed permalink. |
| 734 | * |
| 735 | * @since 1.5.1 |
| 736 | * |
| 737 | * @param string $url Post comments feed permalink. |
| 738 | */ |
| 739 | return apply_filters( 'post_comments_feed_link', $url ); |
| 740 | } |
| 741 | |
| 742 | /** |
| 743 | * Displays the comment feed link for a post. |
| 744 | * |
| 745 | * Prints out the comment feed link for a post. Link text is placed in the |
| 746 | * anchor. If no link text is specified, default text is used. If no post ID is |
| 747 | * specified, the current post is used. |
| 748 | * |