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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 |
|---|---|
| 666 | /** |
| 667 | * Filters the feed link anchor tag. |
| 668 | * |
| 669 | * @since 3.0.0 |
| 670 | * |
| 671 | * @param string $link The complete anchor tag for a feed link. |
| 672 | * @param string $feed The feed type. Possible values include 'rss2', 'atom', |
| 673 | * or an empty string for the default feed type. |
| 674 | */ |
| 675 | echo apply_filters( 'the_feed_link', $link, $feed ); |
| 676 | } |
| 677 | |
| 678 | /** |
| 679 | * Retrieves the permalink for the feed type. |
| 680 | * |
| 681 | * @since 1.5.0 |
| 682 | * |
| 683 | * @global WP_Rewrite $wp_rewrite WordPress rewrite component. |
| 684 | * |