Function function_to_double_nothrow (o2scl)

O2scl : Function List

int o2scl::function_to_double_nothrow(std::string s, double &result)

Convert a formula to a double and return an integer to indicate success or failure.

This function removes all quotes and apostrophes from the string and then uses o2scl::calculator to convert strings like “-1.0e-3”, “1.0/3.0” and “exp(cos(-1.0e-2))” to floating point numbers.