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FOLD
Section: User Commands (1)Updated: February 2026
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NAME
fold - wrap each input line to fit in specified widthSYNOPSIS
fold [,OPTION/]... [,FILE/]...DESCRIPTION
Wrap input lines in each FILE, writing to standard output.
With no FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
- X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#fol-b'-b, --bytesX'tty: link'
- count bytes rather than columns
- X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#fol-c'-c, --charactersX'tty: link'
- count characters rather than columns
- X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#fol-s'-s, --spacesX'tty: link'
- break after blanks, or in words greater than WIDTH
- X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#fol-w'-w, --width=,WIDTHX'tty: link'/
- use WIDTH columns instead of 80
- X'tty: link https://www.gnu.org/software/coreutils/fold#fol-help'--helpX'tty: link'
- display this help and exit
- X'tty: link https://www.gnu.org/software/coreutils/fold#fol-version'--versionX'tty: link'
- output version information and exit
AUTHOR
Written by David MacKenzie.REPORTING BUGS
Report bugs to: bug-coreutils@gnu.org
Report Gentoo bugs to: https://bugs.gentoo.org/
GNU coreutils home page: <https://www.gnu.org/software/coreutils/>
General help using GNU software: <https://www.gnu.org/gethelp/>
Report any translation bugs to <https://translationproject.org/team/>
SEE ALSO
fmt(1)
Full documentation <https://www.gnu.org/software/coreutils/fold>
or available locally via: info aq(coreutils) fold invocationaq
Packaged by Gentoo (9.10 (p0))
Copyright © 2026 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.