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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 |
|---|---|
| 2371 | } |
| 2372 | update_post_meta($post_ID, '_wp_page_template', $page_template); |
| 2373 | } |
| 2374 | |
| 2375 | wp_transition_post_status($data['post_status'], $previous_status, $post); |
| 2376 | |
| 2377 | if ( $update ) { |
| 2378 | do_action('edit_post', $post_ID, $post); |
| 2379 | $post_after = get_post($post_ID); |
| 2380 | do_action( 'post_updated', $post_ID, $post_after, $post_before); |
| 2381 | } |
| 2382 | |
| 2383 | do_action('save_post', $post_ID, $post); |
| 2384 | do_action('wp_insert_post', $post_ID, $post); |
| 2385 | |
| 2386 | return $post_ID; |
| 2387 | } |
| 2388 | |
| 2389 | /** |