What are the difference of the below method which call web services and bind the result to the gridview??
(1) add web reference of web services and call in code behind of button click and then bind the returned data to the gridview in code behind. (Most Simple Method)
(2) add web reference of web services and then add scriptReference and serviceReference in aspx and then call javascript function in the button click and then javascript to call web services and then bind the gridview in the javascript of the returned data. (JavaScript to call web services)
(3) Using ICallBackEventHandler (as below link) with ReceiveServerData to bind the returned data and RaiseCallbackEvent to get the returned data by web services function in code behind. ( http://www.ajaxprojects.com/ajax/tutorialdetails.php?itemid=119)
And.....
Please tell me my answers is correct or not.
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