package io.day03;
import java.io.FileOutputStream;
import java.io.OutputStream;
public class day03out {
public static void main(String[] args) throws Exception {
//第二个参数,表示是否向末尾追加,true: 追加
//false:不追加(默认)
OutputStream ios =new FileOutputStream("src/b.txt",true);
byte[] bs ={97,98,99,100,101};
// ios.write(97);
ios.write(bs);
ios.close();
}
}