In,     my $hRef=@_; you're forcing @_ into scalar context, yielding count of its elements. As called, that is 1, and ref(1) gets you undef.

Fix this by making the assignment happen in list context: 

sub traverseHash {
    my ($hRef) = @_;
    print ref($hRef);
}

[download]

After Compline,
Zaxo

In reply to Re: Passing Reference of a Hash to a method by Zaxo
in thread Passing Reference of a Hash to a method by piyush.shourie

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