add container helpers; constuct public directory-tree

1 files changed, 31 insertions, 0 deletions

diff --git a/tests/code/interface.php b/tests/code/interface.php
new file mode 100644
index 0000000..3a06718
--- /dev/null
+++ b/tests/code/interface.php
@@ -0,0 +1,31 @@
+<?php
+
+interface moving
+{
+    public function go();
+}
+
+class walking implements moving
+{
+    public function go() { echo 'i walk'; }
+}
+
+class driving implements moving
+{
+    public function go() { echo 'i drive my car'; }
+}
+
+
+class flying implements moving
+{
+    public function go() { echo 'i got my airplane tickets'; }
+}
+
+
+// $driver = DRIVER;
+// $ready = new $driver();
+
+define('DRIVER', 'flying');
+$ready = new (DRIVER)();
+
+$ready->go();