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NAME | SYNOPSIS | DESCRIPTION | AUTHOR | REPORTING BUGS | COPYRIGHT | SEE ALSO | COLOPHON |
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CSPLIT(1) User Commands CSPLIT(1)
csplit - split a file into sections determined by context lines
csplit [OPTION]... FILE PATTERN...
Output pieces of FILE separated by PATTERN(s) to files 'xx00',
'xx01', ..., and output byte counts of each piece to standard
output.
Read standard input if FILE is -
Mandatory arguments to long options are mandatory for short
options too.
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit-b\-b, --suffix-format=FORMAT]8;;\
use sprintf FORMAT instead of %02d
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit-f\-f, --prefix=PREFIX]8;;\
use PREFIX instead of 'xx'
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit-k\-k, --keep-files]8;;\
do not remove output files on errors
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit--suppress-matched\--suppress-matched]8;;\
suppress the lines matching PATTERN
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit-n\-n, --digits=DIGITS]8;;\
use specified number of digits instead of 2
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit-s\-s, --quiet, --silent]8;;\
do not print counts of output file sizes
]8;;https://www.gnu.org/software/coreutils/manual/coreutils.html#csplit-z\-z, --elide-empty-files]8;;\
suppress empty output files
]8;;https://www.gnu.org/software/coreutils/csplit#csplit--help\--help]8;;\ display this help and exit
]8;;https://www.gnu.org/software/coreutils/csplit#csplit--version\--version]8;;\
output version information and exit
Each PATTERN may be:
INTEGER
copy up to but not including specified line number
/REGEXP/[OFFSET]
copy up to but not including a matching line
%REGEXP%[OFFSET]
skip to, but not including a matching line
{INTEGER}
repeat the previous pattern specified number of times
{*} repeat the previous pattern as many times as possible
A line OFFSET is an integer optionally preceded by '+' or '-'
Written by Stuart Kemp and David MacKenzie.
Report bugs to: bug-coreutils@gnu.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/>
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.
Full documentation <https://www.gnu.org/software/coreutils/csplit>
or available locally via: info '(coreutils) csplit invocation'
This page is part of the coreutils (basic file, shell and text
manipulation utilities) project. Information about the project
can be found at ⟨http://www.gnu.org/software/coreutils/⟩. If you
have a bug report for this manual page, see
⟨http://www.gnu.org/software/coreutils/⟩. This page was obtained
from the tarball coreutils-9.11.tar.xz fetched from
⟨http://ftp.gnu.org/gnu/coreutils/⟩ on 2026-05-24. If you
discover any rendering problems in this HTML version of the page,
or you believe there is a better or more up-to-date source for the
page, or you have corrections or improvements to the information
in this COLOPHON (which is not part of the original manual page),
send a mail to man-pages@man7.org
GNU coreutils 9.11 April 2026 CSPLIT(1)
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HTML rendering created 2026-05-24 by Michael Kerrisk, author of The Linux Programming Interface. For details of in-depth Linux/UNIX system programming training courses that I teach, look here. Hosting by jambit GmbH. |
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