Text processing
tr
Translates or deletes characters.
Ubuntu
CentOS
Debian
Arch
SUSE
Slackware
Alpine
Fedora
Verified: 2025-09-09
Syntax
$tr [OPTIONEN] ZEICHENSET1 [ZEICHENSET2]
Examples
$echo 'abc' | tr 'a-z' 'A-Z'
$tr -d '\n' < datei.txt
Typical use cases
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Standard usage
tr --help
Note
For simple character manipulations
Export