<html>
<body>
<div>
<?php
$testing; // declare without assigning
print gettype( $testing );
print "<br />";
$testing = 5;
print gettype( $testing );
print "<br />";
$testing = "five";
print gettype( $testing );
print "<br />";
$testing = 5.0;
print gettype( $testing );
print "<br />";
$testing = true;
print gettype( $testing );
print "<br />";
?>
</div>
</body>
|