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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 |
|---|---|
| 87 | $deleted++; |
| 88 | break; |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | if ( ! in_array( $doaction, array( 'approve', 'unapprove', 'spam', 'unspam', 'trash', 'delete' ), true ) ) { |
| 93 | $screen = get_current_screen()->id; |
| 94 | |
| 95 | /** This action is documented in wp-admin/edit.php */ |
| 96 | $redirect_to = apply_filters( "handle_bulk_actions-{$screen}", $redirect_to, $doaction, $comment_ids ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores |
| 97 | } |
| 98 | |
| 99 | wp_defer_comment_counting( false ); |
| 100 | |
| 101 | if ( $approved ) { |
| 102 | $redirect_to = add_query_arg( 'approved', $approved, $redirect_to ); |
| 103 | } |
| 104 | if ( $unapproved ) { |
| 105 | $redirect_to = add_query_arg( 'unapproved', $unapproved, $redirect_to ); |