字节输出流,为什么接着写入字节数组会乱码??
//文本文档和idea都用utf-8编码
File file = new File("test.txt");
FileOutputStream fos = new FileOutputStream(file);
//单独的运行结果:您好
fos.write("您好".getBytes());
//继续写入byte数组,运行结果:鎮ㄥソ緽CDE
byte[] b = {-65,66,67,68,69};
fos.write(b);
fos.close();
}