null value passing

rlt3 · Oct 24, 2012 · 9086aa4 · 9086aa4
1 parent 1fc9ac7
commit 9086aa4
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/barcode.php b/barcode.php
@@ -19,4 +19,5 @@ private static function randomCode()
    }
 }
 
-new Barcode($_GET['code']);
+$number = (isset($_GET['code'])) ? $_GET['code'] : null;
+new Barcode($number);