get_registered_meta_keys()
最后更新于:2021-11-26 23:26:13
get_registered_meta_keys( string$object_type, string$object_subtype=”)Retrieves a list of registered meta keys for an object type.
参数
- $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: ”
响应
(string[]) List of registered meta keys.
源文件
文件: gc-includes/meta.php
function get_registered_meta_keys( $object_type, $object_subtype = '' ) {
global $gc_meta_keys;
if ( ! is_array( $gc_meta_keys ) || ! isset( $gc_meta_keys[ $object_type ] ) || ! isset( $gc_meta_keys[ $object_type ][ $object_subtype ] ) ) {
return array();
}
return $gc_meta_keys[ $object_type ][ $object_subtype ];
}