#!/usr/bin/perl -w use strict; use warnings; use Data::Dumper; # use Lingua::EN::NameCase qw( nc ); #Where the files are located... my $Location = 'z:/bpermits/data2007/test/marchpermits.txt'; my $OutFile = 'z:/bpermits/data2007/test/output.txt'; # Debugging -- I don't have a Z: drive :) (and $OutFile isn't used) $Location = "./m.txt"; #Open the files...... open(PERMSIN, $Location) or die "unable to open $Location: $!"; #Read in the file, using a loop........ my @columns = qw( Permit_Number Street_Number Street_Prefix Street_Name Street_Suffix Lot Block Issue_Date Proposed_Use_Code Permission_To_Code Square_Feet Estimated_Cost Units Subdivision Zoning Contractor_Name Contractor_Add1 Contractor_Add2 Contractor_City Contractor_State Contractor_Zip Contractor_Phone1 Contractor_Phone2 Owner_Name Owner_Add1 Owner_Add2 Owner_City Owner_State Owner_Zip Owner_Phone ); # Debugging -- I don't have time to make up all those values :-/ @columns = qw( Permit_Number Street_Number Estimated_Cost ); my @data = (); while( my $line = ) { chomp( $line ); # Populate the hash %thisrecord with the column names and # the values from this line. # my @fields = split( /,/, $line ); my %thisrecord = map { $columns[$_] => $fields[$_] } ( 0 .. $#fields ); push @data, \%thisrecord; } # Debugging -- look at the data before it's sorted print Dumper(\@data), "\n"; print "Unsorted costs: "; map { print $_->{ Estimated_Cost } . ", " } @data; print "\n\n"; # Here's the sort you want! @data = sort { $a->{ Estimated_Cost } <=> $b->{ Estimated_Cost } } @data; # Debugging -- look at the data after it's sorted print Dumper(\@data), "\n"; print "Sorted costs: "; map { print $_->{ Estimated_Cost } . ", " } @data; print "\n\n"; #### 1,132,1984 2,93,1748 3,92,1372 4,73,2948 5,83,3105 6,13,1299 7,28,1301 8,35,1305 9,47,1091 #### $VAR1 = [ { 'Street_Number' => '132', 'Estimated_Cost' => '1984', 'Permit_Number' => '1' }, { 'Street_Number' => '93', 'Estimated_Cost' => '1748', 'Permit_Number' => '2' }, { 'Street_Number' => '92', 'Estimated_Cost' => '1372', 'Permit_Number' => '3' }, { 'Street_Number' => '73', 'Estimated_Cost' => '2948', 'Permit_Number' => '4' }, { 'Street_Number' => '83', 'Estimated_Cost' => '3105', 'Permit_Number' => '5' }, { 'Street_Number' => '13', 'Estimated_Cost' => '1299', 'Permit_Number' => '6' }, { 'Street_Number' => '28', 'Estimated_Cost' => '1301', 'Permit_Number' => '7' }, { 'Street_Number' => '35', 'Estimated_Cost' => '1305', 'Permit_Number' => '8' }, { 'Street_Number' => '47', 'Estimated_Cost' => '1091', 'Permit_Number' => '9' } ]; Unsorted costs: 1984, 1748, 1372, 2948, 3105, 1299, 1301, 1305, 1091, $VAR1 = [ { 'Street_Number' => '47', 'Estimated_Cost' => 1091, 'Permit_Number' => '9' }, { 'Street_Number' => '13', 'Estimated_Cost' => 1299, 'Permit_Number' => '6' }, { 'Street_Number' => '28', 'Estimated_Cost' => 1301, 'Permit_Number' => '7' }, { 'Street_Number' => '35', 'Estimated_Cost' => 1305, 'Permit_Number' => '8' }, { 'Street_Number' => '92', 'Estimated_Cost' => 1372, 'Permit_Number' => '3' }, { 'Street_Number' => '93', 'Estimated_Cost' => 1748, 'Permit_Number' => '2' }, { 'Street_Number' => '132', 'Estimated_Cost' => 1984, 'Permit_Number' => '1' }, { 'Street_Number' => '73', 'Estimated_Cost' => 2948, 'Permit_Number' => '4' }, { 'Street_Number' => '83', 'Estimated_Cost' => 3105, 'Permit_Number' => '5' } ]; Sorted costs: 1091, 1299, 1301, 1305, 1372, 1748, 1984, 2948, 3105,