Re: Conversion of undef() to string user overridable for easy debugging

[Mark-Jason Dominus]

> This reminds me of a related but rather opposite desire I have had
> more than once: a quotish context that would be otherwise like q() but
> with some minimal extra typing I could mark a scalar or an array to be
> expanded as in qq(). 

I have wanted that also, although I don't remember why just now.  (I
think have some notes somewhere about it.)  I will RFC it if you want.

Note that there's prior art here: It's like Lisp's backquote operator.