/home/kueuepay/public_html/vendor/composer/semver/src/Constraint/ConstraintInterface.php
<?php

/*
 * This file is part of composer/semver.
 *
 * (c) Composer <https://github.com/composer>
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

namespace Composer\Semver\Constraint;

/**
 * DO NOT IMPLEMENT this interface. It is only meant for usage as a type hint
 * in libraries relying on composer/semver but creating your own constraint class
 * that implements this interface is not a supported use case and will cause the
 * composer/semver components to return unexpected results.
 */
interface ConstraintInterface
{
    /**
     * Checks whether the given constraint intersects in any way with this constraint
     *
     * @param ConstraintInterface $provider
     *
     * @return bool
     */
    public function matches(ConstraintInterface $provider);

    /**
     * Provides a compiled version of the constraint for the given operator
     * The compiled version must be a PHP expression.
     * Executor of compile version must provide 2 variables:
     * - $v = the string version to compare with
     * - $b = whether or not the version is a non-comparable branch (starts with "dev-")
     *
     * @see Constraint::OP_* for the list of available operators.
     * @example return '!$b && version_compare($v, '1.0', '>')';
     *
     * @param int $otherOperator one Constraint::OP_*
     *
     * @return string
     *
     * @phpstan-param Constraint::OP_* $otherOperator
     */
    public function compile($otherOperator);

    /**
     * @return Bound
     */
    public function getUpperBound();

    /**
     * @return Bound
     */
    public function getLowerBound();

    /**
     * @return string
     */
    public function getPrettyString();

    /**
     * @param string|null $prettyString
     *
     * @return void
     */
    public function setPrettyString($prettyString);

    /**
     * @return string
     */
    public function __toString();
}
Service
top

Our Services: Streamlining Your Payment Experience with Excellence

Discover how our services are designed to enhance your NFC Pay experience with convenience, security, and innovative solutions. From managing transactions to secure payments, we are dedicated to providing seamless support every step of the way.

Secure Card Storage

Easily save your credit and debit card details within our app for quick and secure transactions. This feature ensures that your payment information is protected with advanced encryption and can be used for future purchases with just a tap.

Effortless Money Transfers

Transfer funds quickly and securely between users with our streamlined money transfer service. Simply select the recipient, enter the amount, and authorize the transaction for instant, hassle-free transfers.

Merchant Account Setup

Activate your merchant account effortlessly to start receiving payments. Our intuitive setup process ensures that you can begin accepting transactions smoothly, helping your business thrive with minimal setup time.

Real-Time Transaction Tracking

Keep track of all your transactions in real time through our app. Monitor payment statuses, view transaction history, and manage your account efficiently, ensuring complete control over your financial activities.

Customer Support

Our dedicated support team is available to assist you with any queries or issues. Whether you need help with setting up your account or resolving transaction-related questions, we’re here to provide prompt and reliable assistance.