test.php

<?php                                                                                                                                    
require_once("lib/Stripe.php");                                                                                                          
Stripe::setApiKey('webpay_api_key');                                                                                           
Stripe::$apiBase = "https://api.webpay.jp";                                                                                               
$myCard = array('number' => '4242424242424242', 'exp_month' => 5, 'exp_year' => 2015, 'name' => 'Kei Kubo', 'cvc' => 123);                                                   
$charge = Stripe_Charge::create(array('card' => $myCard, 'amount' => 2000, 'currency' => 'jpy'));                                        
echo $charge;                                                                                                                            
echo $charge["id"];                                                                                                                      
?>