I of course did not want to promote function templates for such use cases, but just tried to see how they could work out. I definitely agree that the approach with references to anoonymous subroutines is vastly superior, especially in view of your first remark: a new closure is destroying the previous one.

In reply to Re^4: closures: anonymous subs vs function templates? by Laurent_R
in thread closures: anonymous subs vs function templates? by 5haun

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