1 Packagedemo05;2 3 ImportJava.io.BufferedReader;4 ImportJava.io.File;5 Importjava.io.FileNotFoundException;6 ImportJava.io.FileOutputStream;7 ImportJava.io.FileReader;8 ImportJava.io.FileWriter;9 Importjava.io.IOException;Ten ImportJava.io.PrintWriter; One A Public classPrintwriterdemo { - Public Static voidMain (string[] args)throwsIOException { -File File =NewFile ("C:\\1.txt"); thePrintWriter PW =Newprintwriter (file); - //output AS-is -PW.PRINTLN (100); - Pw.flush (); + pw.close (); - +FileOutputStream fos =NewFileOutputStream ("C:\\2.txt"); APrintWriter PW1 =NewPrintWriter (FOS,true);//Auto Refresh atPw1.println ("Java"); - pw1.close (); - - //file Copy -BufferedReader BFR =NewBufferedReader (NewFileReader ("C:\\3.txt")); -PrintWriter PW11 =NewPrintWriter (NewFileWriter ("D:\\3.txt")); inString line =NULL; - while(line = Bfr.readline ())! =NULL) { to pw11.println (line); + } - pw11.close (); the bfr.close (); * } $ Panax Notoginseng -}
Java IO-6 Print Stream