some update

Author: inhere

example/PageRequest.php

@@ -21,7 +21,7 @@ public function rules()
             ['test', 'number', 'when' => function($data) {
                 return isset($data['status']) && $data['status'] > 2;
             }],
-            ['userId', 'number', 'scene' => 'other' ],
+            ['userId', 'number', 'on' => 'other' ],
 //            ['userId', function($value){ return false;}],
         ];
     }

src/StrainerList.php

@@ -30,7 +30,9 @@ public static function inputMulti($type, array $filters=[])
      */
     public static function trim($var)
     {
-        return trim((string)$var);
+        return is_array($var) ? array_walk_recursive(function(&$val){
+            $value = trim((string)$val);
+        }, $var) : trim((string)$var);
     }
 
     /**
@@ -243,4 +245,4 @@ public static function callback($var, $callback)
         return filter_var($var, FILTER_CALLBACK,['options' => $callback]);
     }
 
-}
+}