Testing the Type of a Variable

Code:

<html>
<head>
<title>Testing the type of a variable</title>
</head>
<body>
<?php
$testing = 5;
print gettype( $testing ); // integer
print "<br>";

$testing = "five";
print gettype( $testing ); // string
print("<br>");

$testing = 5.0;
print gettype( $testing ); // double
print("<br>");

$testing = true;
print gettype( $testing ); // boolean
print "<br>";
?>
</body>
</html>

_________________
M. S. Rakha, Ph.D.
Queen's University
Canada

Author: DrRakha
Mastermind

Posts: 2715
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