How to show php text

PHP
<?php
  echo "Hello World!";
// You can also do this with a variable:
$YourVariable = "Hello World!";
echo $YourVariable;
?><?php
  $hello = "HELO";
  echo "hello";
	if (youwantvar = on) {
    echo $hello
    }
  
  
  ?>
Source

Also in PHP: