BTW, what was the last time you actually generated a stack trace?

I used confess and code analysers on my previous workday.

define the _hanoi() as an ordinary subroutine accessing the package variable $move_disk.

Yeah, you could make _hanoi public, but it doesn't buy you anything to do so.

In reply to Re^7: passing subroutine references by ikegami
in thread passing subroutine references by joe76

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