Java IO流 之 PrintWriter

Posted 2020-11-20 verejava

http://www.verejava.com/?id=16994706165617

package com.printstream;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;

public class TestPrintWriter
{
    public static void main(String[] args)
    {
        PrintWriter pw=null;
        try
        {
            pw=new PrintWriter(new FileWriter(new File("res/printwriter.txt"),true));
            pw.println(true);
            pw.println(20);
            pw.println("黎明");
            pw.flush();
        } catch (FileNotFoundException e)
        {
            e.printStackTrace();
        } catch (IOException e)
        {
            e.printStackTrace();
        }
        finally
        {
            pw.close();
        }
    }
}

http://www.verejava.com/?id=16994706165617