How to strip leading and trailing quote from string, in Ruby

Question

I want to strip leading and trailing quotes, in Ruby, from a string. The quote character will occur 0 or 1 time. For example, all of the following should be converted to f

Answer 1

As usual everyone grabs regex from the toolbox first. :-)

As an alternate I'll recommend looking into .tr('"', '') (AKA "translate") which, in this use, is really stripping the quotes.