registerFunction("||", new OrFunction());
registerFunction("==", new EqualFunction());
registerFunction("#==", new NumericEqualFunction());
registerFunction("!=", new NotEqualFunction());
registerFunction("#!=", new NumericNotEqualFunction());
registerFunction("<", new LessFunction());
registerFunction(">", new GreaterFunction());
registerFunction("<=", new LessOrEqualFunction());
registerFunction(">=", new GreaterOrEqualFunction());
registerFunction("#", new NumericFunction());