Java.io.PrintWriter.println Char() 方法

package com.codingdict;



import java.io.*;



public class PrintWriterDemo {



   public static void main(String[] args) {

      char c = 'a';



      // create a new writer

      PrintWriter pw = new PrintWriter(System.out);



      // print string

      pw.println(c);

      pw.println('b');



      // flush the writer

      pw.flush();

   }

}