PHP program to print the server protocol

Program/Source Code:

The source code to print the server protocol is given below. The given program is compiled and executed successfully.

<?php
//PHP program to print the server protocol.

$ServerProtocol = $_SERVER['SERVER_PROTOCOL'];

printf("Server Protocol: %s<br>", $ServerProtocol);
?>

Output:

Server Protocol: HTTP/1.1

Explanation:

In the above program, we used $_SERVER['SERVER_PROTOCOL'] super global that returns the server protocol, which is assigned to the variable $ServerProtocol. After that, we printed the server protocol on the webpage.