C # Save the file as binary

Oledbconnection mycon = new oledbconnection ("provider = Microsoft. jet. oledb.4.0; Data Source = mydb. mdb "); <br/> filestream FS = new filestream (filename, filemode. open, fileaccess. read); <br/> binaryreader BR = new binaryreader (FS); <br/> byte [] mywave = BR. readbytes (INT) FS. length); <br/> Br. close (); <br/> FS. close (); </P> <p> mycon. open (); <br/> string SQL = "insert into mydatabase (WAV, myword) values (@ w AV, '"+ textbox1.text. trim () + "')"; <br/> oledbcommand cmd = new oledbcommand (SQL, mycon); <br/> cmd. parameters. add ("@ WAV", oledbtype. binary, photo. length ). value = mywave; <br/> cmd. executenonquery (); <br/> mycon. close (); </P> <p> # region reads and writes text files <br/> filestream FS = new filestream (@ "R: ''txt.txt", system. io. filemode. openorcreate, <br/> system. io. fileaccess. readwrite, system. io. fileshare. readwrite); <br /> Filestream F = file. open (@ "R: ''f.txt", filemode. openorcreate, <br/> fileaccess. readwrite, fileshare. readwrite); <br/> string S = "Qiu weiguang lov.09823p ''' =! @ # % .; "; <Br/> byte [] INB = system. text. encoding. utf8.getbytes (s); // This is easy to understand as follows <br/> // byte [] INB = new utf8encoding (true ). getbytes (s); // the same effect as above <br/> FS. write (INB, 0, INB. length); <br/> FS. flush (); // clear the buffer <br/> FS. close (); <br/> filestream FF = file. openread (@ "R: ''txt.txt"); <br/> byte [] A = new byte [ff. length]; <br/> ff. read (A, 0, (INT). length); <br/> F. write (A, 0, (INT) ff. length); <br/> ff. close (); <br/> F. close (); <br/> # endregion </P> <p> # region reads and writes binary files <br/> // system. io. binaryreader: Read Binary files <br/> // system. io. binarywriter: Write binary files <br/> // filestream fs1 = new filestream (@ "R: 'gif.gif", filemode. openorcreate, fileaccess. readwrite); <br/> // filestream fs2 = new filestream (@ "R: ''p1.bmp", filemode. openorcreate, fileaccess. readwrite); <br/> // filestream fw = new filestream (@ "R: ''new.txt", filemode. openorcreate, fileaccess. readwrite); <br/> // binaryreader BR = new binaryreader (fs1); <br/> // binarywriter BW = new binarywriter (FW ); <br/> // BW. write (BR. readint32 (); <br/> # endregion