????WSDL
???????? WSDL?
????·  WSDL ????????????????
????·  WSDL ??? XML ??д
????·  WSDL ????? XML ???
????·  WSDL ???????????????
????·  WSDL ????????λ???????
????·  WSDL ?????? W3C ???
????WSDL ?????????????Web Services??
????WSDL ???????????????? (Web Services Description Language)??
????WSDL ???????? XML ??д??????????????????????? Web service??????漲?????λ????????????????????????????
????WSDL ???????????????? XML ?????
????????????????????? web service ????塣
????WSDL ?????
????WSDL ???????????Щ????????????????? web service ???
???????
????????
<portType>
web service ??е????
<message>
web service ???????
<types>
web service ????????????
<binding>
web service ???????Э??
??????? WSDL ???????????????????????
<definitions>
<types>
definition of types........
</types>
<message>
definition of a message....
</message>
<portType>
definition of a port.......
</portType>
<binding>
definition of a binding....
</binding>
</definitions>
????PS????????????????????????????????????webservice?????????????2???????????wsdl?????webservice
????http://fy.webxml.com.cn/webservices/EnglishChinese.asmx?wsdl
????WSDL ?????????????????????? extension ?????????? service ??????????????? web services ?????????????????? WSDL ????С?
????WSDL ???
????<portType> ?????????? WSDL ???? ??????????? web service???????е?????????????????? ????? <portType> ?????????????????е?????????????????顢?????????
????WSDL ???
????<message> ??????????????????????? ???????????????????????ɡ????????Щ?????????????????????????????????????
????WSDL types
????<types> ?????? web service ????????????? ????????????????WSDL ??? XML Schema ?????????????????
????WSDL Bindings
????<binding> ?????????????????????Э??????