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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 |
|---|---|
| 473 | * Filters the list of available list table views. |
| 474 | * |
| 475 | * The dynamic portion of the hook name, `$this->screen->id`, refers |
| 476 | * to the ID of the current screen. |
| 477 | * |
| 478 | * @since 3.1.0 |
| 479 | * |
| 480 | * @param string[] $views An array of available list table views. |
| 481 | */ |
| 482 | $views = apply_filters( "views_{$this->screen->id}", $views ); |
| 483 | |
| 484 | if ( empty( $views ) ) { |
| 485 | return; |
| 486 | } |
| 487 | |
| 488 | $this->screen->render_screen_reader_content( 'heading_views' ); |
| 489 | |
| 490 | echo "<ul class='subsubsub'>\n"; |
| 491 | foreach ( $views as $class => $view ) { |