Write special symbol to Text file: pi (u03A0r^2)

image_pdfimage_print

   
 

using System;
using System.IO;
using System.Text;

class Test
{
    public static void Main() 
    {        
        using (StreamWriter output = new StreamWriter("practice.txt")) 
        {
            // Create and write a string containing the symbol for Pi.
            string srcString = "Area = u03A0r^2";
            output.WriteLine("Source Text : " + srcString);
            Console.WriteLine(srcString);
        }
    }
}