You don't need to make a list of the records. Just sort the keys ...

You cannot "just sort the keys", without making a list of them!

Since the record-hash might become quite large ...

There is not a

way to sort the records in place or other ways to minimize copying- operations.
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco.
Rule 1 has a caveat! -- Who broke the cabal?

In reply to Re^2: sorting a hash by BrowserUk
in thread sorting a hash by Ben Win Lue

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