<?php
/**
* This file is part of the Nette Framework (https://nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare(strict_types=1);
namespace Nette\Utils;
use Nette;
use Random\Randomizer;
/**
* Secure random string generator.
*/
final class Random
{
use Nette\StaticClass;
/**
* Generates a random string of given length from characters specified in second argument.
* Supports intervals, such as `0-9` or `A-Z`.
*/
public static function generate(int $length = 10, string $charlist = '0-9a-z'): string
{
$charlist = preg_replace_callback(
'#.-.#',
fn(array $m): string => implode('', range($m[0][0], $m[0][2])),
$charlist,
);
$charlist = count_chars($charlist, mode: 3);
$chLen = strlen($charlist);
if ($length < 1) {
throw new Nette\InvalidArgumentException('Length must be greater than zero.');
} elseif ($chLen < 2) {
throw new Nette\InvalidArgumentException('Character list must contain at least two chars.');
} elseif (PHP_VERSION_ID >= 80300) {
return (new Randomizer)->getBytesFromString($charlist, $length);
}
$res = '';
for ($i = 0; $i < $length; $i++) {
$res .= $charlist[random_int(0, $chLen - 1)];
}
return $res;
}
}
If you encounter any issues or need assistance, please reach out to our dedicated developer support team Contact Us
Thank you for choosing Kueue Pay Payment Gateway Solutions! We look forward to seeing your integration thrive and provide a seamless payment experience for your valued customers.