If you want to store an array inside a hash value you have to store a reference
to it, not the actual array. Here are two examples :
my %hash;
my @arr = split(...);
$hash{'key'} = \@arr;
Or shorter :
$hash{'key'} = [ split(...) ];
Cheers dude!
-- biskofski
Sent from my iPad
On Jul 20, 2011, at 11:34 PM, "H Kern" <g...@pbwe.com> wrote:
> Just a followup on that last one...
>
> I'm using this code thinking that ($header{"info}) will be an array of all
> the elements in the string that was read in.
>
> The first print statement does what I hope, printing out the elements of that
> array as a string.
> But, when the perl compiler gets to the second print statement, it balks.
>
> "Can't use string ("HDR QuickBooks Premier Version 2"...) as an ARRAY
> ref while "strict refs" in use at..."
> This makes me think that in the fourth line '( $header{"info"} ) =
> split(/\t\n/, <>);' $header{"info"} is actually getting set to a string of
> the concatenation of the parts split apart by the split function. Is this
> true?
>
> If so, then how do I set the hash table element header{"info"} to be the
> array of elements created by the split() function?
>
> ... and, can the elements of that array be accessed using the syntax I use in
> the second print statement?
>
> Thanks, --H
>
> code:
>
> my %header;
>
> ( $header{"keys"} ) = split(/\t\n/, <>);
> ( $header{"info"} ) = split(/\t\n/, <>);
>
> print $header{"info"} . "\n";
> print $header{"info"}[0] . "\n";
>
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