PayPal Button Manager API (NVP)
PayPal Button Manager API (NVP)
PayPal Button Manager API (NVP)
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PrefaceThis document describes the <strong>Button</strong> <strong>Manager</strong> <strong>API</strong> for <strong>NVP</strong>.Intended AudienceThis document is intended for merchants and developers implementing <strong>PayPal</strong> PaymentStandard (previously known as Website Payments Standard) buttons using an <strong>API</strong>.Revision HistoryRevision history for <strong>Button</strong> <strong>Manager</strong> <strong>API</strong> (<strong>NVP</strong>).TABLE P.1 Revision HistoryDateDescription04/03/12 Updated references to Website Payments Standard and Website Payments Pro to<strong>PayPal</strong> Payments Standard and <strong>PayPal</strong> Payments Pro, respectively.02/13/12 Maintenance release.05/10/10 Added information about installment plans, automatic billing, and subscribebuttons.02/03/10 Added error code.01/11/10 Added download key information and updated for version 61.0.06/03/09 Added HTML Variable appendix and updated for version 57.0.03/31/09 Initial draft.<strong>Button</strong> <strong>Manager</strong> <strong>NVP</strong> <strong>API</strong> April 2012 5