func ?PATTERN?; is no different than func $x+1;. There's nothing special (or odd) about it.

I think I got it. So func ?PAT? is just another way of writing 

func($_ =~ ?PAT?)

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-- 
Ronald Fischer <ynnor@mm.st>

In reply to Re^2: Why do I need parentheses here? by rovf
in thread Why do I need parentheses here? by rovf

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