ItemUpdating - Fetching the updated field value on itemupdating event

I'm overriding the ItemUpdating event, here I have a field "Start Date" . Now when user edits the Start date of an item and clicks "OK",I need to capture the previous and latest start date value and compare them.

I'm able to get the previous date and the current date value by the following code











For futher details have a look into this link below
http://social.msdn.microsoft.com/Forums/en-US/sharepointdevelopment/thread/fc56a0f9-9688-479f-b984-5ee3809e72cb/#bb83182a-1322-41e8-bc97-f5a59d4f5dc4