Write to Text File in C#
First, create a new console app: Next, add: using System.IO; Now add code: using (StreamWriter writer = new StreamWriter(“filename.txt”)) { writer.Write(“1”); writer.WriteLine(“2”); writer.WriteLine(“3”); writer.Write(“4”); } Now go to the directory you ran the code from. You will see the filename.txt file created: This code can also be written as: StreamWriter writer = new StreamWriter(“filename.txt”); writer.Write(“1”); writer.WriteLine(“2”); writer.WriteLine(“3”); writer.Write(“4”); writer.Flush(); writer.Close();