WordPress Version: 6.1
/**
* Stores or returns a list of post type meta caps for map_meta_cap().
*
* @since 3.1.0
* @access private
*
* @global array $post_type_meta_caps Used to store meta capabilities.
*
* @param string[] $capabilities Post type meta capabilities.
*/
function _post_type_meta_capabilities($capabilities = null)
{
global $post_type_meta_caps;
foreach ($capabilities as $core => $custom) {
if (in_array($core, array('read_post', 'delete_post', 'edit_post'), true)) {
$post_type_meta_caps[$custom] = $core;
}
}
}