Detect and Redirect Mobile Devices using PHP

You must have been thinking of how to build a mobile version of your existing website.
This tutorial helps you to detect and redirect all mobile devices to a page designed for mobile users on your server.
In the case of no special page designed for mobile devices and wish to have one, Just create any page such as mobile.php, drop this file in the same directory as your index page which is normally the first page users see whenever they view any website and copy the below code to this index page or the first page that your users see each time they view your site.
Put the code at the very top of your index page and you are done. All you will need to do next is just to customize your mobile.php page for your mobile users as every mobile device that views the index page will be redirected to this mobile.php page.

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