diff --git a/src/validators/MyValidator.php b/src/validators/MyValidator.php
index 0a7fed0..5c3d5d3 100644
--- a/src/validators/MyValidator.php
+++ b/src/validators/MyValidator.php
@@ -10,7 +10,14 @@
      */
     class MyValidator extends Validator
     {
-        public function validateAttribute($model, $attribute)
+        /**
+         * 对指定的属性进行验证
+         *
+         * @param yii\base\Model $model  被校验的数据模型
+         * @param string $attribute 被校验的属性名称
+         * @return bool 验证成功返回true,验证失败返回false
+         */
+        public function validateAttribute($model, $attribute) : bool
         {
             $blackList="kuangweijian1";
             if((strcmp($blackList, $model->{$attribute})==0))