<!DOCTYPE html>
<html>
<head>
<title> PHP Syntax </title>
<head>
<body>
<?php
echo "Hello World!<hr />";
// Comment
# Comment
/*
Multi-line Comment Block
*/
// Comments contained inside code
$x = 10 /* + 5 */ + 20;
echo $x;
echo "<hr />";
Echo "Text Sample 1<hr />";
echo "Text Sample 2<hr />";
ECHO "Text Smaple 3<hr />";
$car = "volvo";
echo "My car is a " . $car . "<br>";
echo "My car is a " . $CAR . "<br>";
echo "My car is a " . $cAR . "<br>";
?>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title> PHP Syntax </title>
<head>
<body>
<?php
echo "Hello World!<hr />";
// Comment
# Comment
/*
Multi-line Comment Block
*/
// Comments contained inside code
$x = 10 /* + 5 */ + 20;
echo $x;
echo "<hr />";
Echo "Text Sample 1<hr />";
echo "Text Sample 2<hr />";
ECHO "Text Smaple 3<hr />";
$car = "volvo";
echo "My car is a " . $car . "<br>";
echo "My car is a " . $CAR . "<br>";
echo "My car is a " . $cAR . "<br>";
?>
</body>
</html>