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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 |
|---|---|
| 840 | * Filters the post comment feed link anchor tag. |
| 841 | * |
| 842 | * @since 2.8.0 |
| 843 | * |
| 844 | * @param string $link The complete anchor tag for the comment feed link. |
| 845 | * @param int $post_id Post ID. |
| 846 | * @param string $feed The feed type. Possible values include 'rss2', 'atom', |
| 847 | * or an empty string for the default feed type. |
| 848 | */ |
| 849 | echo apply_filters( 'post_comments_feed_link_html', $link, $post_id, $feed ); |
| 850 | } |
| 851 | |
| 852 | /** |
| 853 | * Retrieves the feed link for a given author. |
| 854 | * |
| 855 | * Returns a link to the feed for all posts by a given author. A specific feed |
| 856 | * can be requested or left blank to get the default feed. |
| 857 | * |
| 858 | * @since 2.5.0 |