小编sev*_*ven的帖子

byte[] bytes = new byte[] { 1, -1 };
System.out.println(Arrays.toString(new String(bytes, "UTF-8").getBytes("UTF-8")));
System.out.println(Arrays.toString(new String(bytes, "ISO-8859-1").getBytes("ISO-8859-1")));

输出:

[1, -17, -65, -67]
[1, -1]

为什么？？？