using uCalcSoftware;

var uc = new uCalc();
uc.DefineConstant("MAX_USERS = 100");
uc.DefineConstant("API_VERSION = 'v2.1'");
uc.DefineConstant("ENABLE_LOGGING = true");

Console.WriteLine("Configuration Settings:");
Console.WriteLine($"Max Users: {uc.Eval("MAX_USERS")}");
Console.WriteLine($"API Version: {uc.EvalStr("API_VERSION")}");
Console.WriteLine($"Logging Enabled: {uc.EvalStr("ENABLE_LOGGING")}");

// Use in a conditional expression
int currentUserCount = 99;
if (uc.EvalStr((currentUserCount).ToString() + " < MAX_USERS") == "true") {
   Console.WriteLine("System capacity is OK.");
}