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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 |
|---|---|
| 814 | |
| 815 | /** |
| 816 | * Filters the feed link for a given author. |
| 817 | * |
| 818 | * @since 1.5.1 |
| 819 | * |
| 820 | * @param string $link The author feed link. |
| 821 | * @param string $feed Feed type. Possible values include 'rss2', 'atom'. |
| 822 | */ |
| 823 | $link = apply_filters( 'author_feed_link', $link, $feed ); |
| 824 | |
| 825 | return $link; |
| 826 | } |
| 827 | |
| 828 | /** |
| 829 | * Retrieves the feed link for a category. |
| 830 | * |
| 831 | * Returns a link to the feed for all posts in a given category. A specific feed |
| 832 | * can be requested or left blank to get the default feed. |