Integration Guide
Table Of Contents
- PayPal Express Checkout Integration Guide
- Contents
- Preface
- Getting Started With Express Checkout
- Express Checkout User Interface Requirements
- Related API Operations
- Integrating Express Checkout With PayPal SDKs
- Going Live With Your Express Checkout Integration
- Obtaining API Credentials
- PayPal Name-Value Pair API Basics
- PayPal SOAP API Basics
- PayPal WSDL/XSD Schema Definitions
- PayPal SOAP API Definitions
- Security
- SOAP RequesterCredentials: Username, Password, Signature, and Subject
- SOAP Service Endpoints
- SOAP Request Envelope
- Request Structure
- SOAP Message Style: doc-literal
- Response Structure
- Error Responses
- CorrelationID for Reporting Problems to PayPal
- UTF-8 Character Encoding
- Date/Time Formats
- Core Currency Amount Data Type
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PayPal SOAP API Basics
SOAP Message Style: doc-literal
SOAP Message Style: doc-literal
PayPal uses doc-literal SOAP messaging, not rpc-encoding. With doc-literal, a
single service interface call passes an XML document in the request to the PayPal API server,
which responds with an XML document instance.
Response Structure
The following is an annotated description of the structure of a SOAP response from the PayPal
API where response is Success: