How do I use filesystem functions in PHP, using UTF-8 strings?

Question

I can\'t use mkdir to create folders with UTF-8 characters:

when I

Answer 1

You could use this extension to solve your issue: https://github.com/kenjiuno/php-wfio

$file = fopen("wfio://多国語.txt", "rb"); // in UTF-8
....
fclose($file);