How to Use a Better PHP UUID Generator to Generate Unique Identifier Strings

By Manuel Lemos

UUID is the acronym for Universally Unique Identifier. A UUID is a string identifier that uniquely identifies objects among a set of things.

There are specifications on how to generate a UUID value. Each version has its restrictions.

A ULID is an evolution of the UUID to generate unique identifiers that provide compatibility with UUID, among other advantages.

This package implements ULID generation, validation, and recovery of details in PHP.