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Top Forums Shell Programming and Scripting awk based script to find the average of all the columns in a data file Post 302640635 by ygemici on Tuesday 15th of May 2012 07:12:17 AM
Old 05-15-2012
like this?

Code:
# cat input
H1,H2,H3,H4
1,2,3,4
1,3,4,5
2,4,5,6
3,4,5,6
5,6,7,8
5,5,4,5

Code:
# awk -F, '$1==x&&NR>1{f=NF;for(i=1;i<=NF;i++)a[i]+=$i}END{for(i=1;i<=f;i++)printf "%10s" ,a[i]/(NR-1);print ""}' x=$yourvalue input

 

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SHTOOL-TABLE.TMP(1)					      GNU Portable Shell Tool					       SHTOOL-TABLE.TMP(1)

NAME
shtool-table - GNU shtool pretty-print a field-separated list SYNOPSIS
shtool table [-F|--field-sep sep] [-w|--width width] [-c|--columns cols] [-s|--strip strip] strsepstr... DESCRIPTION
This pretty-prints a list of strings as a table. OPTIONS
The following command line options are available. -F, --field-sep sep Separate columns using sep. Default is ":". -w, --width width Width of each column. Default is 15 characters. -c, --columns cols Number of columns. Default is 3. -s, --strip strip Strip off any characters past strip. Default is 79. EXAMPLE
# shell script shtool table -F , -w 5 -c 4 "1,2,3,4,5,6,7,8,9,10,11,12" HISTORY
The GNU shtool table command was originally written by Ralf S. Engelschall <rse@engelschall.com> in 1999 for GNU shtool. SEE ALSO
shtool(1), tr(1), fmt(1), sh(1), awk(1), sed(1). 18-Jul-2008 shtool 2.0.8 SHTOOL-TABLE.TMP(1)
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