public string Calculate()
{
try
{
int_stack = new My_Stack <double>();
List <string> calculate_text = new List <string>();
calculate_text = polish_text.Split(' ').ToList();
foreach (string x in calculate_text)
{
if (x == " " || x == "")
{
continue;
}
foreach (var v in operators)
{
if (v.name == x)
{
int_stack.push(v.Calculate(ref int_stack));
goto end2;
}
}
int_stack.push(Convert.ToDouble(x));
end2 :;
}
return(Convert.ToString(int_stack.last()));
}
catch
{
return(text);
}
}
private void AddOp(string op)
{
if (string_stack.is_empty())
{
string_stack.push(op);
}
else
{
string chr = string_stack.last();
while (charPriority(chr) >= charPriority(op))
{
polish_text = (polish_text + " " + chr + " ");
string_stack.pop();
if (string_stack.is_empty())
{
break;
}
chr = string_stack.last();
}
string_stack.push(op);
}
}
