How to write texts to physical file using StreamWriter in C#?
Visit Stream I/O to know more Stream & its class heirarchy.
The following example shows how StreamWriter makes it easy to write strings to a File:
Example: Write Text to File using StreamWriter
//Create object of FileInfo for specified path FileInfo fi = new FileInfo(@"D:\DummyFile.txt"); //Open file for Read\Write FileStream fs = fi.Open(FileMode.OpenOrCreate, FileAccess.Write, FileShare.Read ); //Create StreamWriter object to write string to FileSream StreamWriter sw = new StreamWriter(fs); sw.WriteLine("Another line from streamwriter"); sw.Close();