ngds/vendor/matscode/paystack/test/index.php

<?php
	/**
	 *
	 * Description
	 *
	 * @package        Paystack
	 * @category       Source
	 * @author         Michael Akanji <matscode@gmail.com>
	 * @date           2017-06-26
	 * @copyright (c)  2016 - 2017, TECRUM (http://www.tecrum.com)
	 *
	 */
	require_once "../vendor/autoload.php";

	use Matscode\Paystack\Transaction;
	use Matscode\Paystack\Utility\Debug;
	use Matscode\Paystack\Utility\Http;

	$secretKey = 'sk_test_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx';

	// creating the transaction object
	$Transaction = new Transaction( $secretKey );

	// Set data to post using this method
	/*
	$response = $Transaction->initialize( [
		'email'  => 'customer@email.com',
		'amount' => 500000
	] );
	*/

	// OR

	$response =
		$Transaction
			->setEmail( 'matscode@gmail.com' )
			->setAmount( 50 )
			->initialize();

	// print response
	 Debug::print_r( $response );

	// save reference somewhere and do a redirect
	 Http::redirect($response->authorizationUrl);