php link all url's to main code example

Example 1: get full url php

$fullURL = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];

Example 2: current url php

$actual_link = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";