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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 |
|---|---|
| 799 | |
| 800 | /** |
| 801 | * Filters the feed link for a given author. |
| 802 | * |
| 803 | * @since 1.5.1 |
| 804 | * |
| 805 | * @param string $link The author feed link. |
| 806 | * @param string $feed Feed type. |
| 807 | */ |
| 808 | $link = apply_filters( 'author_feed_link', $link, $feed ); |
| 809 | |
| 810 | return $link; |
| 811 | } |
| 812 | |
| 813 | /** |
| 814 | * Retrieves the feed link for a category. |
| 815 | * |
| 816 | * Returns a link to the feed for all posts in a given category. A specific feed |
| 817 | * can be requested or left blank to get the default feed. |