Ticket #40027: 40027.diff

src/wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

@@ -978 +978 @@
 
                 $query_params['slug'] = array(
                         'description'       => __( 'Limit result set to terms with a specific slug.' ),
-                        'type'              => 'string',
+                        'type'              => 'array',
+                        'items'                         => array(
+                                'type'                  => 'string'
+                        ),
                 );
 
                 /**