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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 |
|---|---|
| 327 | } |
| 328 | ?></select> <?php _e('(Leave at 0 for no rating.)') ?> |
| 329 | </td> |
| 330 | </tr> |
| 331 | </table> |
| 332 | <?php |
| 333 | } |
| 334 | add_meta_box('linkadvanceddiv', __('Advanced'), 'link_advanced_meta_box', 'link', 'normal', 'core'); |
| 335 | |
| 336 | do_action('do_meta_boxes', 'link', 'normal', $link); |
| 337 | do_action('do_meta_boxes', 'link', 'advanced', $link); |
| 338 | do_action('do_meta_boxes', 'link', 'side', $link); |
| 339 | |
| 340 | require_once ('admin-header.php'); |
| 341 | |
| 342 | ?> |
| 343 | <div class="wrap"> |
| 344 | <?php screen_icon(); ?> |
| 345 | <h2><?php echo esc_html( $title ); ?></h2> |
| 346 | |
| 347 | <?php if ( isset( $_GET['added'] ) ) : ?> |