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Top Forums Shell Programming and Scripting Cut output to same byte position Post 302097097 by HealthyGuy on Tuesday 21st of November 2006 03:08:27 PM
Old 11-21-2006
Cut output to same byte position

Hi folks

I have a file with thousands of lines with fixed length fields:

sample (assume x is a blank space)

111333xx444TTTLKOPxxxxxxxxx

I need to make a copy of this file but with only some of the field positions, for example I'd like to copy the sample to the follwing: so I'd like to print bytes 4-5 and 15-16 and they be in the same character positions in the new file.

xxx33xxxxxxxxTLxxxxxxxxxxxxxxx

I started looking at cut -b4-5,15-16 but my output is in position 1-4 instead of the same 4-5 and 15-16 with blank spaces everywhere there was one in the original.

Any help would be appreciated.
 

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shells(4)							   File Formats 							 shells(4)

NAME
shells - shell database SYNOPSIS
/etc/shells DESCRIPTION
The shells file contains a list of the shells on the system. Applications use this file to determine whether a shell is valid. See getuser- shell(3C). For each shell a single line should be present, consisting of the shell's path, relative to root. A hash mark (#) indicates the beginning of a comment; subsequent characters up to the end of the line are not interpreted by the routines which search the file. Blank lines are also ignored. The following default shells are used by utilities: /bin/bash, /bin/csh, /bin/jsh, /bin/ksh, /bin/ksh93, /bin/pfcsh, /bin/pfksh, /bin/pfsh, /bin/sh, /bin/tcsh, /bin/zsh, /sbin/jsh, /sbin/sh, /usr/bin/bash, /usr/bin/csh, /usr/bin/jsh, /usr/bin/ksh, /usr/bin/ksh93, /usr/bin/pfcsh, /usr/bin/pfksh, /usr/bin/pfsh, and /usr/bin/sh, /usr/bin/tcsh, /usr/bin/zsh, and /usr/sfw/bin/zsh. /etc/shells overrides the default list. Invalid shells in /etc/shells could cause unexpected behavior, such as being unable to log in by way of ftp(1). FILES
/etc/shells list of shells on system SEE ALSO
vipw(1B), ftpd(1M), sendmail(1M), getusershell(3C), aliases(4) SunOS 5.11 20 Nov 2007 shells(4)
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