Perfection.7z [Tested]

: Use the -mx=9 switch in the command line for the smallest possible file size. 3. Creating "Perfection.7z" on the Fly (Programming)

If you have a text file ready (e.g., notes.txt ) and want to compress it into Perfection.7z : Perfection.7z

For text files, certain 7-Zip compression methods perform significantly better than others: : Use the -mx=9 switch in the command

: You can use the LZMA SDK to generate data in memory and call Update() to compress it without writing a temporary file to disk. Perfection.7z

If you are trying to "make a text" into an archive programmatically:

: Use XZOutputStream with the LZMA algorithm to stream text directly into a compressed format.