Re: Looping through an anonymous array of arrays

On Sat, Jun 7, 2008 at 9:31 AM, Rodrick Brown <[email protected]> wrote:
> my $arrayRef = [ 1, 2, 3, ['a', 'b', 'c', ["Hello"] ]];
>
> I have no problem returning single elements but how would one walk this list
> of elements with say a for loop?
>

Try this code:

use strict;

my $arrayRef = [ 1, 2, 3, ['a', 'b', 'c', ["Hello"] ]];

lookinto($arrayRef);

sub lookinto {
    my $obj = shift;
    if (ref $obj) {
        for (@$obj) {
            lookinto($_);
        }
    } else {
        print "$_\n";
    }
}

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