Please send questions to st10@humboldt.edu . 

<html>

<head>
    <title> expr_play1.php </title>
</head>

<body>
    <h1>
    <?php
        $a = 4.5;
        $b = 5;
        $c = 3 + $a * $b;

        print $c . "<br>\n";
    
        $c++;

        print "does ++ work? \$c++: " . $c;
    ?>
    </h1>
</body>

</html>