Keys function is used to get all keys in a hash : keys « Hash « Perl






  1. Perl
  2. Hash
  3. keys

Keys function is used to get all keys in a hash

    


#!/usr/bin/perl -w

use strict;

my %where = (
     G     => "Dallas",
     L     => "Exeter",
     I     => "Reading",
     S     => "Oregon"
);

foreach (keys %where) {
    print "$_ lives in $where{$_}\n";
}








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