php $_F=__FILE__;$_X= Decoder or Decrypter

Issue : I have been Downloaded WordPress Theme, But There are Encrypted code on footer.php and function.php
Question : How to Decoder php $_F=__FILE__;$_X from encrypted code ?
ThebestSolver.com : Copy this following code, and put the encrypted text, then upload in your PHP Hosting.

Your encrypted file will look like this: <?php $_F=__FILE__;$_X=‘encrypted text‘;

encryption text

Copy code below to notepad and save with name decode.php then upload in your hosting (make sure that you’ve copied the code encryption)

<?php
$contents = "Put Encryption Text Here";
$contents = base64_decode($contents);
$contents = "<textarea rows=\"6\" cols=\"25\">".strtr($contents, "123456aouie", "aouie123456")."</textarea>";
echo $contents;
?>

After your upload, you will see the original PHP code.
Note : Have been tested and working perfectly

Also see eval(gzinflate(base64_decode decoder.