c# - how to compress multiple files -

i have make 1 software compressing (.bak,.mdf,.mdb,.dmp,.ldb) types of files problem compressing file 1 one taking lots of time big file. want compress multiple file @ time.

if using .net 4.5, use native ziparchive

http://msdn.microsoft.com/en-us/library/system.io.compression.ziparchive.aspx