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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 |
|---|---|
| 1193 | clean_page_cache($child->ID); |
| 1194 | |
| 1195 | $wp_rewrite->flush_rules(); |
| 1196 | } else { |
| 1197 | clean_post_cache($postid); |
| 1198 | } |
| 1199 | |
| 1200 | wp_clear_scheduled_hook('publish_future_post', $postid); |
| 1201 | |
| 1202 | do_action('deleted_post', $postid); |
| 1203 | |
| 1204 | return $post; |
| 1205 | } |
| 1206 | |
| 1207 | /** |
| 1208 | * Retrieve the list of categories for a post. |
| 1209 | * |
| 1210 | * Compatibility layer for themes and plugins. Also an easy layer of abstraction |
| 1211 | * away from the complexity of the taxonomy layer. |