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gensym
TurtleKitty edited this page May 12, 2019
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Returns a generated symbol guaranteed to be unique. Often useful in operators to avoid unintended symbol capture.
It takes an optional argument that will be prepended to the symbol.
(gensym) ; gensym-8133fc37-682c-40da-3666-173d20568239
(gensym "foonballardy") ; foonballardy-a9ba3668-4c9f-4c16-39d5-8a094958879d