Returns an Event Callback reference string that can be used in Client script to initiate a callback request.

public string GetCallbackEventReference(string QueryStringExpression)


An expression that is evaluated in script code and embedded as the second parameter. The value of this second parameter is interpreted as a QueryString to the URL that is fired in response to the request to the server.

        This expression can be a static string or any value or expression that is in scope
        at the time of calling the event method. The expression must evaluate to a string
        string GetCallbackEventReference("'CustomerId=' + forms[0].txtCustomerId.value + "'");
        A callback event reference result looks like this:

See also:

Class HoverPanel

© West Wind Technologies, 1996-2016 • Updated: 12/12/15
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