Parse filename

[lilyyangadsk]

Hi, I want to parse the file name, can help on how to parse it? Some sales name has latin special character not English character.

[lilyyangadsk]

Thank you so much it works.

[lilyyangadsk]

May I ask you what these symbols represent, some I don't understand, like [\_\-], .{1}, (\D+), \..*, what does it mean? thank you.