#include <Base/include/Framework/MathEval.hpp>
template<typename T>
bpf::MathEval class

Template parameters
T the type to evaluate to

Contents

Utility to evaluate simple math expressions

Public functions

auto Evaluate(const String& str) -> T
auto EvalNbr(const String& str, fsize& endpos) -> T
auto EvalNbr(const String& str, const fsize startpos, fsize& endpos) -> T

Function documentation

template<typename T>
T bpf::MathEval<T>::Evaluate(const String& str)

Parameters
str the expression string
Returns evaluated number
Exceptions
EvalException when there is a math error

Evaluates a math expression string

template<typename T>
T bpf::MathEval<T>::EvalNbr(const String& str, fsize& endpos)

Parameters
str the string containing the number
endpos output position in str where the last character could be found
Returns parsed number

Parses a number at the start of a string and return how many characters were read

template<typename T>
T bpf::MathEval<T>::EvalNbr(const String& str, const fsize startpos, fsize& endpos)

Parameters
str the string containing the number
startpos the start position in the string
endpos output position in str where the last character could be found
Returns parsed number
Exceptions
IndexException when startpos is out of the string bounds

Parses a number at a given position in a string and return how many characters were read