ULID

Class: Infocyph\\UID\\ULID

ULID uses Crockford Base32 and produces 26-character sortable identifiers.

Generation Modes

UID supports explicit generation modes via UlidGenerationMode:

• MONOTONIC (default)

• RANDOM

<?php

use Infocyph\UID\Enums\UlidGenerationMode;
use Infocyph\UID\ULID;

$default = ULID::generate();
$monotonic = ULID::generateMonotonic();
$random = ULID::generateRandom();
$explicit = ULID::generate(mode: UlidGenerationMode::RANDOM);

Validation and Time Extraction

<?php

use Infocyph\UID\ULID;

$ok = ULID::isValid($ulid);
$time = ULID::getTime($ulid); // DateTimeImmutable

Binary and Alternate Bases

• ULID::toBytes($ulid) / ULID::fromBytes($bytes)

• ULID::toBase($ulid, $base) / ULID::fromBase($encoded, $base)

Supported bases: 16, 32, 36, 58, 62.

Exception Type

ULID-specific failures throw Infocyph\\UID\\Exceptions\\ULIDException.