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Re^3: undef as a key in a hash.

by ursus (Acolyte)
on Jan 03, 2008 at 19:59 UTC ( [id://660310]=note: print w/replies, xml ) Need Help??


in reply to Re^2: undef as a key in a hash.
in thread undef as a key in a hash.

Or use it as a boolean. :-)

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