postbox_classes( string $id, string $page )
Returns the list of classes to be used by a meta box.
Description Description
Parameters Parameters
- $id
-
(string) (Required)
- $page
-
(string) (Required)
Return Return
(string)
Source Source
File: wp-admin/includes/post.php
function postbox_classes( $id, $page ) { if ( isset( $_GET['edit'] ) && $_GET['edit'] == $id ) { $classes = array( '' ); } elseif ( $closed = get_user_option( 'closedpostboxes_' . $page ) ) { if ( ! is_array( $closed ) ) { $classes = array( '' ); } else { $classes = in_array( $id, $closed ) ? array( 'closed' ) : array( '' ); } } else { $classes = array( '' ); } /** * Filters the postbox classes for a specific screen and screen ID combo. * * The dynamic portions of the hook name, `$page` and `$id`, refer to * the screen and screen ID, respectively. * * @since 3.2.0 * * @param string[] $classes An array of postbox classes. */ $classes = apply_filters( "postbox_classes_{$page}_{$id}", $classes ); return implode( ' ', $classes ); }
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Changelog Changelog
Version | Description |
---|---|
2.5.0 | Introduced. |