How to clean up Xenforo 1 after upgrading to Xenforo 2

Hello everyone, today I'll show you how to clean up Xenforo 1 after upgrading to Xenforo 2.
View attachment 79623
To clean up, there's an addon called XF1 Cleanup Command, but many users may not have CLI permissions, and I find it slower.

A quicker method is to use the code I've written below. Create a file named delete.php alongside index.php and paste the following code into it:

PHP:

<?php
// Directory path containing the files to delete
$baseDir = __DIR__;
// Function...

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