in reply to Re^4: "scalar found where operator expected" while printing to a glob ref
in thread "scalar found where operator expected" while printing to a glob ref

What line 3 ($$self .= uc shift) is saying (just for those not understanding the above code) is that it dereferences the thingy that $self points to, and appends the upper cased version of the next parameter to thingy, putting the results back into thingy.

--MidLifeXis

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