You couldn't always use reverse.

The question asked about non-unique values, thus you end up losing keys that are appropriate values. In this situation, you do not have a 1-1 function so reverse is very bad.

ALL HAIL BRAK!!!

In reply to Re: Re: Finding a hash key from the value (reverse lookup) by PsychoSpunk
in thread Finding a hash key from the value (reverse lookup) by ryddler

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