in reply to Hash from package

within the hash on the left-hand-side
Those are called keys

my %hash = qw(Engine 1800cc Doors 4 Color blue);
for my $key (keys %hash){
  print "$key -> $hash{$key}\n";
}

[download]
updated: straightened out the syntax

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Re^2: Hash from package
by Yoda_Oz (Sexton) on Jan 04, 2007 at 09:32 UTC
    so how can i use that with my original post?:
    my %hash = qw(Engine 1800cc Doors 4 Color blue);
for my $key (keys %hash){
  print "$key -> $hash{$key}\n";
}

    [download]
[reply]
[d/l]
        for my $key (keys %{$car}){
    print "$key -> $car->{$key}\n";
  }

      [download]
      Directly accessing the attributes of an object like that would likely be considered poor form.

      Have a look through the docs and look out for 'getters' and 'setters'.

      Object-Oriented Tutorial specifically discusses getters and setters.

      updated: added link to tutorial

[reply]
[d/l]
        thanks man, ive been looking all day for some info on perl objects. much appreciated!
[reply]

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