File system
file
Identify file type based on contents.
Ubuntu
CentOS
Debian
Arch
SUSE
Slackware
Alpine
Fedora
Verified: 2025-09-09
Syntax
$file [OPTIONEN] DATEI
Examples
$file /bin/sh
$file *.gz
Typical use cases
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Standard usage
file --help
Note
Useful for debugging binary files and archives.
Export