> 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";
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