Jeff Pang wrote:
>> Jeff Pang wrote:
>>>> foreach my $key (keys %$env) {
>>>> print $key . " -> " . $env{$key} . "\n";
>>>> }
>>> Hello,
>>>
>>> For a quick look,the codes above may not work.
>>> Since $env is a hash reference,so you can't say $env{$key} to access the
>>> hash's value.
>>> It may change to:
>>>
>>> print $key . " -> " . $env->{$key} . "\n";
>>>
>> That isn't working either. It is complaining about $env not being declared.
>> I
>> replaced it with %{env}->{$key} but it said it was deprecated. It then
>> proceeded to print out the references.
>>
>
> Hi,
>
> Since %env is clearly a hash not a hash referenct,why you write this below?
>> foreach my $key (keys %$env) {
>
> Give a try to replace it to:
>
> foreach my $key (keys %env) {
>
> Good luck!
>
> --
> http://home.arcor.de/jeffpang/
>
Yes, did that already. The complaint is coming in regards to *print* line. It
doesn't like anything I do there.
Mathew
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