Adicionando valores para metaboxes no WordPress
function wporg_add_custom_box() {
$screens = [ 'post', 'wporg_cpt' ];
foreach ( $screens as $screen ) {
add_meta_box(
'wporg_box_id', // Unique ID
'Custom Meta Box Title', // Box title
'wporg_custom_box_html', // Content callback, must be of type callable
$screen // Post type
);
}
}
add_action( 'add_meta_boxes', 'wporg_add_custom_box' );
Outrageous Ostrich