Fortunately, when a web service is published, a definition of the operations are also made available. This Web Service Definition Language can be accessed using a standard internet browser. For this example, we are using the Web Service TempConvert which has the operations:
•CelsiusToFahrenheit and
Whilst this list of operations also includes examples for how the operations can be accessed in other language (e.g. C++), for ESL, we need more information on the message used with each operation.
