测试OutputStreamWriter的demo(转换流)

import java.io.*;

public class TestOutputStreamWriter{
    
    public static void main(String[] args){
        
        try{
            OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("D:/Java/TestOutputStreamWriter/test.txt",true),"GBK");
            osw.write("我是新增内容");
            osw.flush();
            osw.close();
        } catch(IOException e){
            e.printStackTrace();
        } 
        
    }
    
}