PHP UUID

uuid.php

<?php

// See https://benramsey.com/projects/ramsey-uuid/
// Install ramsey/uuid through composer and use the following snippet:

require 'vendor/autoload.php';
 
use Ramsey\Uuid\Uuid;
use Ramsey\Uuid\Exception\UnsatisfiedDependencyException;
 
try {
    // Generate a version 4 (random) UUID object
    $uuid4 = Uuid::uuid4();
    echo $uuid4->toString() . "\n";
} catch (UnsatisfiedDependencyException $e) {
    // Some dependency was not met. Either the method cannot be called on a
    // 32-bit system, or it can, but it relies on Moontoast\Math to be present.
    echo 'Caught exception: ' . $e->getMessage() . "\n";
}