public static string Calculate(string expression)
{
Token token = new Kooboo.Dynamic.Calculator.Parser.Token(expression);
Evaluator evaluator = new Evaluator(token);
string value;
string errorMsg;
if (!evaluator.Evaluate(out value, out errorMsg))
{
throw new CalculateExpression(errorMsg);
}
return value;
}
public static string Calculate(string expression)
{
Token token = new Kooboo.Dynamic.Calculator.Parser.Token(expression);
Evaluator evaluator = new Evaluator(token);
string value;
string errorMsg;
if (!evaluator.Evaluate(out value, out errorMsg))
{
throw new CalculateExpression(errorMsg);
}
return(value);
}
/// <summary>
/// This method is called when we add a token to Group.Tokens.DeleteOnSubmit(tk). This methods allows us to collect the
/// unique variables.
/// </summary>
/// <param name="tk"></param>
internal void UpdateVariables(Token tk)
{
// loop through the variables in the current token
foreach (Parser.Variable var in tk.Variables)
{
// check if the variable exists it the Group.Variables collection
if (this.variables.VariableExists(var.VariableName) == false)
{
// we found a new variable to add to our Group.Variables collection
this.variables.Add(var.VariableName);
}
}
}