C# Convert String plus to real plus

Question

i would like to know if there is a way to conver a string + to a real plus. Example

string bla = "4+2";

i would like to reach, 4 + 2 = 6

Thanks!

Answer 1

Try this

using System.Data; //refference for DataTable 

string bla = "4+2";
object value = new DataTable().Compute(bla , null);
string res=value.ToString();//res=6

Answer 2

you can compile the expression and evaluate it at runtime. take a look here: http://www.codeproject.com/Articles/3988/Evaluating-Mathematical-Expressions-by-Compiling-C

Answer 3

Try Following Code

string bla = "4+2";
Expression exp = new Expression(bla);
Console.write(exp.Evaluate());

Answer 4

Int32 Number1; 
Int32 Number2;
String Result = Convert.ToString(Number1+Number2);