start . me .
Directory path . code .

HTML Document File : php-in-html.html

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title> titolo </title>
</head>
<body>

contenuto (salvando questo file come .html ha ricordato che associo questo tipo di file al linguaggio PHP, notare in basso a destra )
<pre>
<?php print("test for checking if php \n is being considered as php"); ?> </pre>
</body>
</html>