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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 |
|---|---|
| 2341 | clean_post_cache( $post ); |
| 2342 | |
| 2343 | if ( is_post_type_hierarchical( $post->post_type ) && $children ) { |
| 2344 | foreach ( $children as $child ) |
| 2345 | clean_post_cache( $child ); |
| 2346 | } |
| 2347 | |
| 2348 | wp_clear_scheduled_hook('publish_future_post', array( $postid ) ); |
| 2349 | |
| 2350 | do_action('after_delete_post', $postid); |
| 2351 | |
| 2352 | return $post; |
| 2353 | } |
| 2354 | |
| 2355 | /** |
| 2356 | * Resets the page_on_front, show_on_front, and page_for_post settings when a |
| 2357 | * linked page is deleted or trashed. |
| 2358 | * |
| 2359 | * Also ensures the post is no longer sticky. |