freebsd-dev/usr.bin/colrm/colrm.1
Joel Dahl da52b4caaf Remove the advertising clause from UCB copyrighted files in usr.bin. This
is in accordance with the information provided at
ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change

Also add $FreeBSD$ to a few files to keep svn happy.

Discussed with:	imp, rwatson
2010-12-11 08:32:16 +00:00

88 lines
2.7 KiB
Groff

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.\" @(#)colrm.1 8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
.Dd August 4, 2004
.Dt COLRM 1
.Os
.Sh NAME
.Nm colrm
.Nd remove columns from a file
.Sh SYNOPSIS
.Nm
.Op Ar start Op Ar stop
.Sh DESCRIPTION
The
.Nm
utility removes selected columns from the lines of a file.
A column is defined as a single character in a line.
Input is read from the standard input.
Output is written to the standard output.
.Pp
If only the
.Ar start
column is specified, columns numbered less than the
.Ar start
column will be written.
If both
.Ar start
and
.Ar stop
columns are specified, columns numbered less than the
.Ar start
column
or greater than the
.Ar stop
column will be written.
Column numbering starts with one, not zero.
.Pp
Tab characters increment the column count to the next multiple of eight.
Backspace characters decrement the column count by one.
.Sh ENVIRONMENT
The
.Ev LANG , LC_ALL
and
.Ev LC_CTYPE
environment variables affect the execution of
.Nm
as described in
.Xr environ 7 .
.Sh EXIT STATUS
.Ex -std
.Sh SEE ALSO
.Xr awk 1 ,
.Xr column 1 ,
.Xr cut 1 ,
.Xr paste 1
.Sh HISTORY
The
.Nm
command appeared in
.Bx 3.0 .