Appendix C. Web Service Description Language (WSDL)
IN THIS APPENDIX
The Web Service Description Language provides a way to define the operations and data that travel into and out of your services. The WSDL definition is designed specifically to provide interoperability between various languages and implementations.
History of WSDL
WSDL was originally designed by IBM, Microsoft, and Ariba to provide a standard mechanism for describing Web services. The proposed language ...