New and Changed Elements by Schema Version

This chapter provides detailed information about changes to the structure of the cnpAPI schema, including general changes to the schema structure/format, new transaction type introduction, and new/changed elements. Each section discusses the changes between successive released versions of the schema. This allows you to select your current schema version and quickly determine the differences between that version and any higher version in terms of new elements added.

Please refer to the latest version of the Worldpay eComm cnpAPI Reference Guide for detailed definitions of individual elements, as well as examples of various transaction types.

Also, there may be additional items introduced in a particular schema version that are not mentioned in the applicable section. Typically, these items have bee en added to the schema in anticipation of future use. For additional information concerning any of these elements, please consult your Worldpay eComm Implementation Consultant.