安卓机输出中文使用什么编码格式

Ⅰ Android:现在安卓写程序都以什么编码格式保存代码GBKUTF-8

都可以的，你使用的开发工具是默认是哪种格式就选择那种格式；

Ⅱ android字符集编码，哪些支持中文哪些不支持中文

gbk，utf-8等等都是支持中文的。

Ⅲ Android中Java 默认UTF-8，中文乱码

OutputStreamWriter(OutputStream out)
Creates an OutputStreamWriter that uses the default character
encoding.

OutputStreamWriter(OutputStream out, Charset cs)
Creates an OutputStreamWriter that uses the given
charset.

OutputStreamWriter(OutputStream out, CharsetEncoder enc)
Creates an OutputStreamWriter that uses the given charset
encoder.

OutputStreamWriter(OutputStream out, String charsetName)
Creates an OutputStreamWriter that uses the named
charset.
参考一下吧