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@@ -31,7 +31,7 @@ class Db {
 
 
         try {
         try {
             // 判断是否链接中
             // 判断是否链接中
-            if($this->client->getAttribute(\PDO::ATTR_CONNECTION_STATUS)===false){
+            if($this->client->getAttribute(\PDO::ATTR_CONNECTION_STATUS)===null){
                 $this->connect();
                 $this->connect();
             }
             }
         }catch (\Throwable $e){
         }catch (\Throwable $e){