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Diffstat (limited to 'static/freebsd/man1/colrm.1')
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diff --git a/static/freebsd/man1/colrm.1 b/static/freebsd/man1/colrm.1 new file mode 100644 index 00000000..d664eaf0 --- /dev/null +++ b/static/freebsd/man1/colrm.1 @@ -0,0 +1,109 @@ +.\" Copyright (c) 1980, 1990, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd June 23, 2020 +.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 EXAMPLES +Show columns below 3 (c) and above 5 (e): +.Bd -literal -offset indent +$ echo -e "abcdefgh\en12345678" | colrm 3 5 +abfgh +12678 +.Ed +.Pp +Specifying a start column bigger than the number of columns in the file is +allowed and shows all the columns: +.Bd -literal -offset indent +$ echo "abcdefgh" | colrm 100 +abcdefgh +.Ed +.Pp +Using 1 as start column will show nothing: +.Bd -literal -offset indent +$ echo "abcdefgh" | colrm 1 + +.Ed +.Sh SEE ALSO +.Xr awk 1 , +.Xr column 1 , +.Xr cut 1 , +.Xr paste 1 +.Sh HISTORY +The +.Nm +utility first appeared in +.Bx 1 . +.Sh AUTHORS +.An Jeff Schriebman +wrote the original version of +.Nm +in November 1974. |
