PHP: How to generate a random, unique, alphanumeric string for use in a secret link?

Question

How would it be possible to generate a random, unique string using numbers and letters for use in a verify link? Like when you create an account on a website, and it sends y

Answer 1

For really random strings, you can use

outputs :

40a29479ec808ad4bcff288a48a25d5c

so even if you try to generate string multiple times at exact same time, you will get different output.