-o (set Output directory) switch

# -t (set Type of archive) switch

Specifies the type of archive.

#### Syntax

    -t{archive_type}

{archive_type}
  Specifies the type of archive. It can be: 7z, zip, gzip, bzip2, or tar. 7z format is the default.

Note: gzip or bzip2 formats support only one file per archive. If you want to compress more than one file to these formats, create a tar archive first, and then compress it with your selected format.

#### Example

    7z a -tzip archive.zip *.txt

adds all *.txt files from current directory to zip archive archive.zip.

#### Commands that can be used with this switch

a (Add), u (Update)