Java tutorial
import java.io.BufferedWriter; import java.io.IOException; import java.io.StringWriter; public class Main { public static void main(String[] args) throws IOException { String letters = "from java2s.com"; StringWriter sw = new StringWriter(); BufferedWriter bw = new BufferedWriter(sw); for (char c : letters.toCharArray()) { bw.append(c); bw.flush(); System.out.println(sw.getBuffer()); } } }