From da075b76ba832ba0b71b335b22c06de2b4cb1845 Mon Sep 17 00:00:00 2001
From: Dan Buch <daniel.buch@gmail.com>
Date: Thu, 30 Dec 2010 13:50:34 -0500
Subject: [PATCH] some stuff for the chapter on functions

---
 docroot/html/functions.php | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 docroot/html/functions.php
diff --git a/docroot/html/functions.php b/docroot/html/functions.php
new file mode 100644
index 0000000..fb2a0d5
--- /dev/null
+++ b/docroot/html/functions.php
@@ -0,0 +1,30 @@
+<?php
+
+require_once("_head.php");
+
+mkheader("functions!", "#fafafa");
+
+?>
+
+  <body>
+
+    <!-- ======================================================= -->
+    <pre><?php
+
+    function sum($this, $other=5) {
+        return $this + $other;
+    }
+
+    print "I am human, I am.\n";
+
+    $a = $_GET['a'] ? $_GET['a'] : 72 ;
+
+    print "$a plus 5 is " . sum($a, 5) . ".\n";
+
+    print "$a plus 5 is " . sum($a) . ".\n";
+
+    ?></pre>
+
+
+  </body>
+</html>
