It's a Reverse Polish Notation calculator. Does what it says on the tin.
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When loaded it adds a method evaluate_prefix to the String class.
Example: the string '3 5 +'.evaluate_prefix would give 8
It's a Reverse Polish Notation calculator. Does what it says on the tin.
==
When loaded it adds a method evaluate_prefix to the String class.
Example: the string '3 5 +'.evaluate_prefix would give 8