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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 |
|---|---|
| 738 | |
| 739 | /** |
| 740 | * Filter the feed link for a given author. |
| 741 | * |
| 742 | * @since 1.5.1 |
| 743 | * |
| 744 | * @param string $link The author feed link. |
| 745 | * @param string $feed Feed type. |
| 746 | */ |
| 747 | $link = apply_filters( 'author_feed_link', $link, $feed ); |
| 748 | |
| 749 | return $link; |
| 750 | } |
| 751 | |
| 752 | /** |
| 753 | * Retrieve the feed link for a category. |
| 754 | * |
| 755 | * Returns a link to the feed for all posts in a given category. A specific feed |
| 756 | * can be requested or left blank to get the default feed. |