Function to sanitize external data added

Author: mimidots

src/Builder.php

@@ -411,4 +411,11 @@ public function drop()
         }
 
     }
+    private static function sanitize($data)
+    {
+        $data = trim($data);
+        $data = stripslashes($data);
+        $data = htmlspecialchars($data);
+        return $data;
+    }
 }