LPMJ Example 13-1

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<?php
if (isset($_SERVER['PHP_AUTH_USER']) &&
	isset($_SERVER['PHP_AUTH_PW']))
{
	echo "Welcome User: " . $_SERVER['PHP_AUTH_USER'] .
		" Password: " .     $_SERVER['PHP_AUTH_PW'];
}
else
{
	header('WWW-Authenticate: Basic realm="Restricted Section"');
	header('HTTP/1.0 401 Unauthorized');
	die("Please enter your username and password");
}
?>