Java.io.CharArrayWriter.append char() 方法

package com.codingdict;



import java.io.CharArrayWriter;



public class CharArrayWriterDemo {



   public static void main(String[] args) {      

      CharArrayWriter chw = null;



      try {



         // create character array writer

         chw = new CharArrayWriter();



         // declare character sequences

         CharSequence csq = "12345 ";

         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());



      } catch(Exception e) {



         // for any error

         e.printStackTrace();

      } finally {



         // releases all system resources from writer

         if(chw!=null)

            chw.close();

      }

   }

}