#!/usr/bin/perl
use strict;
use warnings;

sub sortby_multiplecolumn {
    my ($val1, $val2, $val3, $val4, $val5, $val6, $val7, $val8, $val9)
+ = split(" ",$a);
    my ($val11, $val12, $val13, $val14, $val15, $val16, $val17, $val18
+, $val19) = split(" ",$b);
    $val9 <=> $val19;
}

print $_ foreach (sort sortby_multiplecolumn <STDIN>);

[download]

You will get what you want. Here I used space as a delimiter. You can use tab as delimiter or use '\s'.

In reply to Re: sort based on column values by irah
in thread sort based on column values by patric

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