Last time we looked at Ajax and how to create a remote call to a service. We passed no parameters and received a simple text string. In this installment, we look at calling a web service using the SOAP protocol and XML. The response will come back to us in an XML document which we will display in a textarea.As explained in the article “Introduction to Web Services” , a web service is basically a web site that receives a request and processes it and returns XML instead of HTML. The XML must have a format that can be interpreted as a web service call – this format is SOAP.
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