PHP Classes

Classes of Arturo Gonzalez-Mata Santana

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Name: Arturo Gonzalez-Mata ... <contact>
Classes: 1
Country: Spain Spain
Age: 67
All time rank: 277873 in Spain Spain
Week rank: 259 Up6 in Spain Spain Up
All time users: 735
Week users: 0
Innovation award
Innovation award
Nominee: 1x
 
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  Files folder image Simple RPN Interpreter  
PHP Programming Innovation award nominee
August 2007
Number 3


Prize: One copy of Delphi for PHP
Evaluate reverse polish notation expressions
This class can be used parse and evaluate RPN (reverse polish notation) expressions.

It can parse a mathematical expressions with operands and operators in reverse polish and evaluates the expression.

If the expression is split in multiple lines, it can evaluate each line individually.

Currently it supports the operators: +, - , *, /, IF, THEN, SWAP, DUP, =, <>, >, <. >= and <= .
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