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Forum: Shell Programming and Scripting 03-16-2008

how to find min, max dates in a file

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Another Awk solution: awk 'END { for (k in...

Another Awk solution:

awk 'END { for (k in min)
printf "%s %s\n%s %s\n\n",
k, min[k], k, max[k] }
!x[$1]++ { min[$1] = $3 }
fmtd($3) > fmtd(max[$1]) { max[$1] = $3 }
fmtd($3) <...

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