excel file upload in asp.net

i have done my problem. thanks dear for ur help...

hi, share your sample code i will modify.

any sample demo please send my email id.
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only for bulk update.

if you want both insert and update the try do it using a single stored procedure.

if the id is null it will insert. if not it will update..

its a insert not a update. how to pass.. update tablename set fildname='?' where primaryfild='1' how to make this format upload time. please help me.

What the problem you are facing in that example.

not working.
besacaly i am bulk update our table.