get_registered_meta_keys( string $object_type, string $object_subtype = '' )
Retrieves a list of registered meta keys for an object type.
Parameters
- $object_type
-
(string) (Required) Type of object metadata is for. Accepts 'post', 'comment', 'term', 'user', or any other object type with an associated meta table.
- $object_subtype
-
(string) (Optional) The subtype of the object type.
Default value: ''
Return
(string[]) List of registered meta keys.
Source
File: wp-includes/meta.php
function get_registered_meta_keys( $object_type, $object_subtype = '' ) { global $wp_meta_keys; if ( ! is_array( $wp_meta_keys ) || ! isset( $wp_meta_keys[ $object_type ] ) || ! isset( $wp_meta_keys[ $object_type ][ $object_subtype ] ) ) { return array(); } return $wp_meta_keys[ $object_type ][ $object_subtype ]; }
Changelog
Version | Description |
---|---|
4.9.8 | The $object_subtype parameter was added. |
4.6.0 | Introduced. |
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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/get_registered_meta_keys