Open a file using StreamWriter : StreamWriter « File Directory Stream « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. File Directory Stream
3. StreamWriter

using System; 
using System.IO; 
  
class MainClass { 
  public static void Main() { 
 
    StreamWriter fstr_out; 
 
    try { 
      fstr_out = new StreamWriter("test.txt"); 
    } 
    catch(IOException exc) { 
      Console.WriteLine(exc.Message + "Cannot open file."); 
      return ; 
    } 
 
    try { 
       fstr_out.Write("asdfasdf"); 
    } catch(IOException exc) { 
       Console.WriteLine(exc.Message + "File Error"); 
       return ; 
    } 
 
    fstr_out.Close(); 
  } 
}