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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.
This hook occurs 3 times in this file.
| Line | Code |
|---|---|
| 377 | * |
| 378 | * @param object $post |
| 379 | */ |
| 380 | function page_revisions_meta_box($post) { |
| 381 | wp_list_post_revisions(); |
| 382 | } |
| 383 | add_meta_box('revisionsdiv', __('Page Revisions'), 'page_revisions_meta_box', 'page', 'normal', 'core'); |
| 384 | endif; |
| 385 | |
| 386 | do_action('do_meta_boxes', 'page', 'normal', $post); |
| 387 | do_action('do_meta_boxes', 'page', 'advanced', $post); |
| 388 | do_action('do_meta_boxes', 'page', 'side', $post); |
| 389 | |
| 390 | require_once('admin-header.php'); |
| 391 | ?> |
| 392 | |
| 393 | <div class="wrap"> |
| 394 | <?php screen_icon(); ?> |
| 395 | <h2><?php echo wp_specialchars( $title ); ?></h2> |
| 396 | |
| 397 | <form name="post" action="page.php" method="post" id="post"> |