Here, we can test our web service's methods by simply entering some values in the
text fields and clicking on the appropriate button. For example, entering 2.54 in the
second text field and clicking on the button labeled centimetersToInches displays
the following page in the browser:
At the top of the page, we can see the parameters that were passed to the method,
along with the return value. At the bottom of the page, we can see the "raw" SOAP
request and response.