C # Read-write Notepad (txt) file

C # write Notepad (txt) file
Method One: FileStream stream=NewFileStream (@"D:\aa.txt", FileMode.Create);//FileMode Specifies whether to read or writeStreamWriter writer =NewStreamWriter (stream); writer. WriteLine ("123456");//write a line and wrap it after writingWriter. Write ("ABC");//I won't wrap it when I finish writing.Writer. WriteLine ("ABC"); writer. Close ();//Freeing MemoryStream. Close ();//Freeing Memorymethod Two: StreamWriter writer=NewStreamWriter ("D:\\aa.txt"); writer. WriteLine ("123456"); writer. Write ("ABC"); writer. WriteLine ("ABC"); writer. Close (); C # Read Notepad file method one: FileStream stream=NewFileStream (@"D:\aa.txt", FileMode.Open); StreamReader Reader=NewStreamReader (stream);//this.textbox1.Text = reader. ReadLine (); //read one line at a time This. TextBox1. Text = reader. ReadToEnd ();//read all data at onceReader. Close (); stream. Close (); Method Two: StreamReader reader=NewStreamReader (@"D:\\aa.txt"); This. TextBox1. Text =Reader. ReadToEnd (); reader. Close ();

C # Read-write Notepad (txt) file