in reply to Typecasting Hashes

The output 7: 1/8 baffles me.

See perldata:

"If you evaluate a hash in scalar context, it returns false if the hash is empty. If there are any key/value pairs, it returns true; more precisely, the value returned is a string consisting of the number of used buckets and the number of allocated buckets, separated by a slash. (...)"

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Re^2: Typecasting Hashes
by Xiong (Hermit) on Feb 20, 2010 at 12:54 UTC

    Thank you almut++. I had no idea where to look. I was especially stumped because 8 buckets were allocated "just in case". I couldn't figure out where any 8 came from.

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