>Hi,
>
>I need help.
>
>How to write code to decompress file with format like abc.txt.zip and abc.txt.gz
>Thanks.
>
>
>
>Mun

Mun,

I think message#691867 can help you to get started. You may have to dig a bit in the docs

Also, http://www.gzip.org/zlib/ may be of intrest