#include #include "uCalc.h" using namespace std; using namespace uCalcSoftware; int main() { uCalc uc; auto MyVar = uc.DefineVariable("x = 100"); cout << uc.EvalStr("x") << endl; uc.EvalStr("x = 200"); cout << uc.EvalStr("x") << endl; // x can change here // Locking an item prevents it from being changed MyVar.IsProperty(ItemIs::Locked, true); uc.EvalStr("x = 300"); // x cannot change here cout << uc.EvalStr("x") << endl; // x retains the previous value }