The following character encoding is supported in this PHP extension:
As of PHP 4.3.0, the following character encoding support will be added experimentaly: EUC-CN, CP936, HZ, EUC-TW, CP950, BIG-5, EUC-KR, UHC (CP949), ISO-2022-KR, Windows-1251 (CP1251), Windows-1252 (CP1252), CP866, KOI8-R.