<body><h1>Param Old Man </h1><h3>Demonstrates use of function parameters</h3><? print verse(1); print chorus(); print verse(2); print chorus(); print verse(3); print chorus(); print verse(4); print chorus();function verse($stanza) {switch ($stanza) {case 1:$place = thumb;break;case 2:$place = shoe;break;case 3:$place = knee;break;case 4:$place = door;break;default:$place = I dont know where;} // end switch $output = <<<HERE This old man, he played $stanza<br> He played knick-knack on my $place<br><br> HERE; return $output; } // end verse function chorus() { $output = <<<HERE ...with a knick-knack<br> paddy-whack<br> give a dog a bone<br> this old man came rolling home<br> <br><br> HERE; return $output;} // end chorus?>