I want to create a 12 number alphabet as range in PHP like (“ Db8jhCn9HMUZ”) it includes lower and upper case letter numbers?

Question

I tried but got only range in lower or uppercase and in numbers but I want tje mixture of it

Answer 1

Solutions:-
https://code.sololearn.com/wswRodhkrvPJ/?ref=app
https://code.sololearn.com/wv50btrQdPA9/?ref=app

Please delete the duplicate: https://www.sololearn.com/Discuss/865683/?ref=app