Initial data commit

Task/Polymorphic-copy/PHP/polymorphic-copy.php

@@ -0,0 +1,16 @@
+<?php
+class T {
+      function name() { return "T"; }
+}
+
+class S {
+      function name() { return "S"; }
+}
+
+$obj1 = new T();
+$obj2 = new S();
+$obj3 = clone $obj1;
+$obj4 = clone $obj2;
+echo $obj3->name(), "\n"; // prints "T"
+echo $obj4->name(), "\n"; // prints "S"
+?>