The sort builtin is implemented using Quicksort up to Perl 5.6.1; in 5.8 it has been switched to a stable Mergesort, and using physgreg's idiom will do what you want faster than any module written in Perl itself is ever likely to achieve.

Makeshifts last the longest.

In reply to Re: Fast sort by Aristotle
in thread Looking for numeric sort (was Simon Davey) by Anonymous Monk

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