If you put single quotes around the variables, you get literal strings as keys, such as '$ryear', not the value of the variable. Just leave the quotes off.

Sorry, spoke too soon... (Update: unstruck original note again, as on second thought it is in fact correct.)

In reply to Re: hash of hash of hash of hash of hash... by almut
in thread hash of hash of hash of hash of hash... by elofland

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