Download PayPal XMLPay - 2009 Developer's Guide

2
XMLPay Syntax
This chapter presents the syntax for transaction requests and responses using a simplified
notation.
z
Appendix A, “XMLPay Schemas,” provides the complete syntax, expressed in W3C
XML-schema notation.
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Appendix B, “XMLPay DTD,” provides a document type definition (DTD) representation
of the schema.
Syntax Notation
The following example presents the notation used to describe XMLPay document:
<Example>
(element)
(optionalElement)?
(alternativeElement1|alternativeElement2)
(element)+
(element)*
</Example>
element
Indicates the occurrence of a (possibly complex) XML element (for
example, <element>...</element>) defined elsewhere.
?
Indicates an optional element.
|
Separates alternative elements, any one of which is allowed.
+
Indicates that one or more occurrences of an element are allowed.
*
Indicates that zero or more occurrences of an element are allowed.
N O T E : The
Payflow SDK SDK download package provides specific examples of XML
documents using the Pro client service.
The XMLPayRequest Document (Transactions)
<XMLPayRequest Timeout="30" version = "2.0">
<RequestData>
(Vendor)
(Partner)
<Transactions>
XMLPay Developer’s Guide
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