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c++ Programming Glossary: op_orHow to calculate boolean expression in Spirit http://stackoverflow.com/questions/12598029/how-to-calculate-boolean-expression-in-spirit recurse b.oper1 recurse b.oper2 bool operator const binop op_or b const recurse b.oper1 recurse b.oper2 bool operator const.. qi boost spirit qi namespace phx boost phoenix struct op_or struct op_and struct op_not typedef std string var template.. binop op_and boost recursive_wrapper binop op_or expr template typename tag struct binop explicit binop const..
Boolean expression (grammar) parser in c++ http://stackoverflow.com/questions/8706356/boolean-expression-grammar-parser-in-c variant support note the definition of expr struct op_or tag struct op_and tag struct op_xor tag struct op_not tag typedef.. binop op_xor boost recursive_wrapper binop op_or expr full source below Grammar Rules The following is the slightly.. expr_ or_.alias or_ xor_ or xor_ _val phx construct binop op_or _1 _2 xor_ _val _1 xor_ and_ xor and_ _val phx construct binop..
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