learning java FileWriter

Posted 2022-06-12 lianghong881018

import java.io.FileWriter;
import java.io.IOException;

public class FileWriterTest 
    public static void main(String[] args) 
        try 
            var fw = new FileWriter("pop.txt");
            
                fw.write("11111\r\n");
                fw.write("11111\r\n");
                fw.write("11111\r\n");
                fw.write("11111\r\n");
                fw.write("11111\r\n");
            
            fw.close();
         catch (IOException e) 
            e.printStackTrace();