Untitled

<html>
<body>
<?php echo "<h1>Hello world!</h1>"; ?>
<?php echo "Welcome to <b>Penn State</b>!<br>";
    echo "We are <span style=\"color:red\"> Penn State</span>! <br>";
    $x = 5;
    $pi = 3.14;
    $foo = True;
    $name = "George";
    $Name = "Sarah";

    //$x is casted to a string
    echo "x is $x<br>";
    echo "pi is $pi<br>";
    echo "name is \"$name\"<br>";
    echo "name is \"$Name\"<br>";

    $z = $x + $pi;
    $z1 = $x * $pi;
    echo "z is $z<br>";
    echo "z1 is $z1<br>";

    if ($x>$pi)
    {
        echo "x is greater than pi<br>";
    }
    else
    {
        echo "x is smaller than pi<br>";
    }


    if ($x==$pi)
    {
        echo "x is equal to pi<br>";
    }
    else
    {
        echo "x is not equal to pi<br>";
    }

    echo "Today is: ".date("m/d/y")."<br>";

    echo "a random number in [1,10]: ".rand(1,10)."<br>";
    echo "The length of string \"name\" is ".strlen($name);
    ?>
</body>
</html>