93.BufferedWriter.newLine()；换行

package com.itheima.charstream1;

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

public class CharStreamDemo11 {
    public static void main(String[] args) throws IOException {

        BufferedWriter bw=new BufferedWriter(new FileWriter(".\\a.txt"));
        bw.write("黑马程序员666");
        //回车换行
        bw.newLine();
        bw.write("abcdef");
        bw.newLine();
        bw.write("------------------");
        bw.flush();//刷新流
        bw.close();
    }
}