[Perl-beginners] reading file into assoc array - how to store multiple values?

[Perl-beginners] reading file into assoc array - how to store multiple values?

$Collins, Joe (EDSI\\BDR)$	Collins, Joe (EDSI\\BDR)
	Oct 10, 2001 at 6:18 pm

I read in a file and process three fields per record. For speed I wish to store them in hash arrays.
Field 1 is the key field, the one I search for. When I get the reply, I want the related data
from the other hash arrays, i.e. the three fields are related. What is best way to store
that data?

Thanks,

Joe

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Dave Storrs: Hi Joe, Probably the easiest is to store the second and third values as an array or hash ref. Here's a demo script that shows what I mean (remove the line numbers on the left before running it; they are there only to facilitate discussion) #!/usr/local/bin/perl -w 1 my %records = (); 2 open IN, "some_file" or die "Oops! $!\n"; 3 while () { 4 my @fields = split /\t/; 5 $records{ shift @fields } = [ @fields ]; 6 } 7 close IN; 8 while (my($key, $ra_value) = each %records) { 9 print "key, values:

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group	beginners @
categories	perl
posted	Oct 10, '01 at 6:18p
active	Oct 13, '01 at 2:22a
posts	2
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website	perl.org

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$Collins, Joe (EDSI\\BDR): 1 post$

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