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Full Discussion: Suggestions for adding columns to text file
Top Forums Shell Programming and Scripting Suggestions for adding columns to text file Post 302408031 by alister on Saturday 27th of March 2010 07:33:02 PM
Old 03-27-2010
AWK:
Code:
awk 'BEGIN{OFS="\t"} {$2=(NR>1?NR-1:"ID")"\t"$2; print (NR>1?NR-1:"index"),$0}' data

SED (each red, underscored area is one literal tab, which can be inserted at the command line by typing control-v control-i or control-v tabkey):
Code:
sed -n 'p;=' data | sed '$d; 1{s/____/____ID____/; s/^/index____/;n;}; N; y/\n/____/; s/\(\([^____]*\)____[^____]*____\)/\1\2____/;'

Regards,
Alister
Last edited by alister; 03-27-2010 at 08:41 PM..
 

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LEARN ABOUT DEBIAN

vm

VM(1)								      mgetty								     VM(1)

NAME

       vm - VoiceModem is the program for handling the voice modem functionality from shell scripts

ACTIONS

       beep options [<frequency [<length in 0.001sec>]]>
       diagnostics options device name (e.g. ttyS2
       dial options phone number
       help
       play options [<file names]+>
       record options file name
       shell options [<shell script [shell options]]>
       wait  options [<time in seconds]>
       devicetest

OPTIONS

       -c n use compression type n
       -d n set i/o device
       -t, -m, -i, -e, -s, -H equals to -d <2,3,4,5,6,7>
       -l s set device string (e.g. -l ttyS2:ttyC0)
       -v verbose output
       -w use off / on hook signal from local handset to start and stop recording
       -x n set debug level
       -L n set maximum recording length in sec
       -P print first DTMF tone on stdout and exit
       -R read and print DTMF string on stdout and exit
       -S s set default shell for shell scripts (e.g. -S /bin/sh)
       -T n set silence timeout in 0.1sec
       -V n set silence threshold to <n> (0-100%%)

SEE ALSO

       vgetty(1)

POD ERRORS

       Hey! The above document had some coding errors, which are explained below:

       Around line 30:
	   You forgot a '=back' before '=head1'

       Around line 32:
	   '=item' outside of any '=over'

       Around line 71:
	   You forgot a '=back' before '=head1'

perl v5.10.1							    2010-04-04								     VM(1)
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