Java tutorial
import java.io.CharArrayWriter; public class Main { public static void main(String[] args) { CharArrayWriter chw = new CharArrayWriter(); // declare character sequences CharSequence csq = "java2s.com"; CharSequence csq1 = "67890"; CharSequence csq2 = "ABCDE"; CharSequence csq3 = "abcde"; // append character sequences to the writer chw.append(csq); chw.append(csq1); chw.append(csq2); chw.append(csq3); // prints out the character sequences System.out.println(chw.toString()); } }