How to generate unique random value for each user in laravel and add it to database

Question

I am developing a event organization website. Here when the user registers for an event he will be given a unique random number(10 digit), which we use to generate a barcode

Answer 1

You can use php's uniqid() function to generate a unique ID based on the microtime (current time in microseconds)

Example:

Output:

56c3096338cdb