diff --git a/library/think/Exception.php b/library/think/Exception.php
index 58b6e4fb..ff6e4726 100644
--- a/library/think/Exception.php
+++ b/library/think/Exception.php
@@ -17,6 +17,12 @@ namespace think;
  */
 class Exception extends \Exception 
 {
+    /**
+     * 系统异常后发送给客户端的HTTP Status
+     * @var integer
+     */
+    protected $httpStatus = 500;
+
     /**
      * 保存异常页面显示的额外Debug数据
      * @var array
@@ -53,4 +59,13 @@ class Exception extends \Exception
     {
         return $this->data;
     }
+
+    /**
+     * 获取要发送给客户端的HTTP Status
+     * @return integer HTTP Status
+     */
+    final public function getHttpStatus()
+    {
+        return $this->httpStatus;
+    }
 }