[whatwg] XMLHttpRequest readyState==3

Christian Biesinger cbiesinger at web.de
Tue Sep 27 18:16:44 PDT 2005

David Flanagan wrote:
> If onreadystatechange is guaranteed to be called only once for 
> readyState 3, then I don't see much point in making responseText 
> available in this state.  It seems like it will encourage the use of 
> window.setTimeout() to poll the responseText property looking for new 
> stuff...

It looks like Gecko implements an "onprogress" event handler for this 
purpose, using an event object of type LSProgressEvent 

That event listener is called each time new data arrives.

Maybe that's an alternative to consider?

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