fix warning staffpanel part

include/database/class_db.php

@@ -102,6 +102,11 @@ class DB
         return $this->driver->lastInsertId();
     }
 
+    public function freeResult($result)
+    {
+        return $this->driver->freeResult($result);
+    }
+
 
 
 

include/database/class_db_mysqli.php

@@ -76,5 +76,9 @@ class DBMysqli implements DBInterface
         return $this->mysqli->insert_id;
     }
 
+    public function freeResult($mysqliResult)
+    {
+        return $mysqliResult->free_result();
+    }
 
 }

include/database/helpers.php

@@ -59,3 +59,8 @@ function mysql_insert_id()
 {
     return DB::getInstance()->lastInsertId();
 }
+
+function mysql_free_result($result)
+{
+    return DB::getInstance()->freeResult($result);
+}

include/database/interface_db.php

@@ -26,4 +26,6 @@ interface DBInterface
 
     public function lastInsertId(): int;
 
+    public function freeResult($result);
+
 }