Java CharArrayWriter .append ( CharSequence csq)

public CharArrayWriter append(CharSequence csq)

/*from  ww  w.  j  a va 2s  . c om*/

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());

  }
}