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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 |
|---|---|
| 93 | * |
| 94 | * The dynamic portion of the hook name, `$screen`, refers to the current screen ID. |
| 95 | * |
| 96 | * @since 4.7.0 |
| 97 | * |
| 98 | * @param string $redirect_url The redirect URL. |
| 99 | * @param string $doaction The action being taken. |
| 100 | * @param array $items The items to take the action on. |
| 101 | */ |
| 102 | $redirect_to = apply_filters( "handle_bulk_actions-{$screen}", $redirect_to, $doaction, $comment_ids ); |
| 103 | } |
| 104 | |
| 105 | wp_defer_comment_counting( false ); |
| 106 | |
| 107 | if ( $approved ) |
| 108 | $redirect_to = add_query_arg( 'approved', $approved, $redirect_to ); |
| 109 | if ( $unapproved ) |
| 110 | $redirect_to = add_query_arg( 'unapproved', $unapproved, $redirect_to ); |
| 111 | if ( $spammed ) |