WSDL is an XML-based language used to describe Web Services and how to access Web Services.
WSDL document syntax
A WSDL document is just a simple XML document.
It contains a series of definitions that describe a web service.
WSDL document example
这是某个 WSDL 文档的简化的片段:
<message name="getTermRequest"> <part name="term" type="xs:string"/> </message> <message name="getTermResponse"> <part name="value" type="xs:string"/> </message> <portType name="glossaryTerms"> <operation name="getTerm"> <input message="getTermRequest"/> <output message="getTermResponse"/> </operation> </portType>