Tryit Editor v2.3 - Show PHP

PHP Source:

<!DOCTYPE html>
<html>
<body>

<?php
$txt = "Hello world!";
$x = 5;
$y = 10.5;

echo $txt;
echo "<br>";
echo $x;
echo "<br>";
echo $y;
?>

</body>
</html>

Result:

Show PHP - © w3schools.com