摘要：
1.GB2312等都可以用GBK代替.2.newString(row.getBytes("GB2312"),"UTF8")这种写法是不对的,中文仍然会乱码.方案:解决GBK字符转UTF-8乱码问题:https://www.cnblogs.com/xijin-wu/p/5884822.html彻底搞懂编码GBK和UTF8:https://www.cnblogs.com/hehheai/p/65108
1.GB2312等都可以用GBK代替.
2.new String(row.getBytes("GB2312"), "UTF8") 这种写法是不对的, 中文仍然会乱码.
方案:
解决GBK字符转UTF-8乱码问题: https://www.cnblogs.com/xijin-wu/p/5884822.html
彻底搞懂编码 GBK 和 UTF8:https://www.cnblogs.com/hehheai/p/6510879.html
/*** GBK转UTF-8 * @paramgbkStr * @return */ public static byte[] getUTF8BytesFromGBKString(String gbkStr) { int n =gbkStr.length(); byte[] utfBytes = new byte[3 *n]; int k = 0; for (int i = 0; i < n; i++) { int m =gbkStr.charAt(i); if (m < 128 && m >= 0) { utfBytes[k++] = (byte) m; continue; } utfBytes[k++] = (byte) (0xe0 | (m >> 12)); utfBytes[k++] = (byte) (0x80 | ((m >> 6) & 0x3f)); utfBytes[k++] = (byte) (0x80 | (m & 0x3f)); } if (k <utfBytes.length) { byte[] tmp = new byte[k]; System.arraycopy(utfBytes, 0, tmp, 0, k); returntmp; } returnutfBytes; }