IIRC is each safe as long as you don't try to call any routines in the loop!Copying to a new hash is hardly a threat.

But TheDamian says, sometimes in the future, a more clueless maintainer is going to break it dangerously, so avoid it .... might as well avoid perl

In reply to Re^4: How can one change the keys of a hash to an alternative set of keys? by Anonymous Monk
in thread How can one change the keys of a hash to an alternative set of keys? by tkguifan

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