search the perlfaq, perldoc -q hash -> http://perldoc.perl.org/perlfaq4.html#How-do-I-process-an-entire-hash%3f, http://perldoc.perl.org/perlfaq4.html#How-do-I-merge-two-hashes%3f

the answer is you make a new hash

In reply to Re: modifie the first set of keys in a hash by Anonymous Monk
in thread modifie the first set of keys in a hash by etricaen

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