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摘要： Auto-Renewable SubscriptionsNote:Subscriptions(订阅) are available only on iOS.In-App Purchase provides a standardized（标准话）way to implement auto-renewable subscriptions. Auto-renewable subscriptions have a few notable（显著） characteristics（特点）:When you configure an auto-renewable subscription in iTunes 阅读全文

摘要： Testing a StoreDuring development, you should test your application to ensure that purchases are working correctly. However, you do not want to charge users while testing your application. Apple provides a sandbox environment to allow you to test your application without creating financial transacti 阅读全文

摘要： Verifying Store Receipts（收据）Your application should perform the additional step of verifying that the receipt you received from Store Kit came from Apple. This is particularly important when your application relies on（依靠）a separate server to provide subscriptions, services, or downloadable content. 阅读全文