Online PHP editor | output for Zefhg

<?php function encodeString($str) { for ($i = 0; $i < 5; ++$i) { $str = base64_decode(strrev($str)); } return $str; } /*var_dump(encodeString('=AFVxIkVWRWYSdlUhRVbwh1YqZkcUVVOhFGbWlXVtFDa')); var_dump(encodeString('=AFVxI1VrRWYSdlUhRVbwh1YqZkcUVVOhFGbWlXVtFDa')); var_dump(encodeString('==AUUFjQWZlWX10VSFmUtBnUWdkUzVlbOd3VGpleVxGZaZ1aKVlV650cidkRoRVb4plUxA3VWZFa0ImVaVlUtFDaW1Ge1Z1aJhnVGFUP')); var_dump(encodeString('==AUUFjQWZFZhJVbShlVrZlaTVEczZlbjVjVxIVWS1GcoZVbSZUWVx2cStWMLJFbSV1Yx82dVJDehFWMaRVVrpVaZZFczZ1aJhnVGFUP')); var_dump(encodeString('==AUUFjQWZlWhJFbOhWYEJUalZEbzZ1akdUTxI1VVxGZoFmRKNXVsR2aS1mSoVVbwZVZWxmVV1GbTFWMKhmUtFzUT12d6ZVb0gnVGFUP')); */ var_dump(encodeString('=IGSoRXV6Z0cidkRHZFbSV1YzgGWZFjTwImVaxUVthHajBDc1ZFbaNVTsZ0VRxmUORGVrdXVu5ENhFDZ2UVVkNlVXh2cWBDZLZFbKpnVsJlVXVlS1Z1R4dlVrFzVUtmWYJFbKVlVYR2MiZlWWV2RxclVGp0cWxGcrJGbaNVTWJVU'));