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Top Forums Shell Programming and Scripting Printing uniq first field with the the highest second field Post 302805363 by hanson44 on Friday 10th of May 2013 03:22:16 AM
Old 05-10-2013
Quote:
But I need output of 3 occurrence only not all
Here is a way to do it using awk.
Code:
$ awk '{cnts[$1]++} $2 > fld2[$1] {fld2[$1]=$2; fld0[$1]=$0} END {for (key in cnts) { if (cnts[key] == 3) print fld0[key] }}' input3
A 5
B 5
C 10

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IGAWK(1)							 Utility Commands							  IGAWK(1)

NAME
igawk - gawk with include files SYNOPSIS
igawk [ all gawk options ] -f program-file [ -- ] file ... igawk [ all gawk options ] [ -- ] program-text file ... DESCRIPTION
Igawk is a simple shell script that adds the ability to have ``include files'' to gawk(1). AWK programs for igawk are the same as for gawk, except that, in addition, you may have lines like @include getopt.awk in your program to include the file getopt.awk from either the current directory or one of the other directories in the search path. OPTIONS
See gawk(1) for a full description of the AWK language and the options that gawk supports. EXAMPLES
cat << EOF > test.awk @include getopt.awk BEGIN { while (getopt(ARGC, ARGV, "am:q") != -1) ... } EOF igawk -f test.awk SEE ALSO
gawk(1) Effective AWK Programming, Edition 1.0, published by the Free Software Foundation, 1995. AUTHOR
Arnold Robbins (arnold@skeeve.com). Free Software Foundation Nov 3 1999 IGAWK(1)
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