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Using SV as key in hashby liz (Monsignor) |
on Jul 16, 2006 at 22:53 UTC ( [id://561609]=perlquestion: print w/replies, xml ) | Need Help?? |
liz has asked for the wisdom of the Perl Monks concerning the following question:
For my new Data::Reuse module (now on CPAN), I'm looking for a way to create a hash entry in which both the value as well as the key point to the same SV, or more general: set the hash key to a specific SV.
From what I've been able to learn from looking at a bunch of XS code, and [hs]v.[ch], the following code should do the trick:
which would then be called thus:
However, this produces the following output: or, in other words, the value of the key is gone. I guess my question to any XS savvy Perl Monk is:
Thanks in advance for any insights. Liz
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