/home/kueuepay/public_html/vendor/nette/utils/src/Utils/Floats.php
<?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;


/**
 * Floating-point numbers comparison.
 */
class Floats
{
	use Nette\StaticClass;

	private const Epsilon = 1e-10;


	public static function isZero(float $value): bool
	{
		return abs($value) < self::Epsilon;
	}


	public static function isInteger(float $value): bool
	{
		return abs(round($value) - $value) < self::Epsilon;
	}


	/**
	 * Compare two floats. If $a < $b it returns -1, if they are equal it returns 0 and if $a > $b it returns 1
	 * @throws \LogicException if one of parameters is NAN
	 */
	public static function compare(float $a, float $b): int
	{
		if (is_nan($a) || is_nan($b)) {
			throw new \LogicException('Trying to compare NAN');

		} elseif (!is_finite($a) && !is_finite($b) && $a === $b) {
			return 0;
		}

		$diff = abs($a - $b);
		if (($diff < self::Epsilon || ($diff / max(abs($a), abs($b)) < self::Epsilon))) {
			return 0;
		}

		return $a < $b ? -1 : 1;
	}


	/**
	 * Returns true if $a = $b
	 * @throws \LogicException if one of parameters is NAN
	 */
	public static function areEqual(float $a, float $b): bool
	{
		return self::compare($a, $b) === 0;
	}


	/**
	 * Returns true if $a < $b
	 * @throws \LogicException if one of parameters is NAN
	 */
	public static function isLessThan(float $a, float $b): bool
	{
		return self::compare($a, $b) < 0;
	}


	/**
	 * Returns true if $a <= $b
	 * @throws \LogicException if one of parameters is NAN
	 */
	public static function isLessThanOrEqualTo(float $a, float $b): bool
	{
		return self::compare($a, $b) <= 0;
	}


	/**
	 * Returns true if $a > $b
	 * @throws \LogicException if one of parameters is NAN
	 */
	public static function isGreaterThan(float $a, float $b): bool
	{
		return self::compare($a, $b) > 0;
	}


	/**
	 * Returns true if $a >= $b
	 * @throws \LogicException if one of parameters is NAN
	 */
	public static function isGreaterThanOrEqualTo(float $a, float $b): bool
	{
		return self::compare($a, $b) >= 0;
	}
}
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Kueue Pay Payment Gateway Solutions Developer API Documentation

Welcome to the Kueue Pay Payment Gateway Solutions Developer API Documentation. This comprehensive guide will empower you to seamlessly integrate our advanced payment gateway into your website, enhancing your customers’ payment experience and enabling efficient transaction processing. The Kueue Pay Developer API is designed for developers and entrepreneurs who seek simplicity, security, and reliability in their payment processing solutions.

1. Introduction

The Kueue Pay Developer API allows you to seamlessly integrate Kueue Pay’s Payment Gateway Solutions into your website, enabling secure and efficient debit and credit card transactions. With our API, you can initiate payments, check payment statuses, and even process refunds, all while ensuring a smooth and streamlined payment experience for your customers.

Prerequisites