Determine Browser's Version

Question

How do I get the browser version? I have done the browser detection part but every browser have different algorithm of its version release and its hard to get it. I already

Answer 1

You can get it easily with get_browser()

<?php
$browser = get_browser();
$version = $browser->version;

Answer 2

I have found PPK's JavaScript-based browser detection code to be very reliable.

Answer 3

A google search for 'php browser version detection' return get_browser() as the first result. Please search before posting.

Answer 4

Your only chance is to grab the User-Agent from the $_SERVER array. And there is no rule that forces a browser to include its version.