1998 and 2002.

The present, double-byte, Wansung character set was standardised by the third edition of KS C 5601, which was published in 1986. It is an ISO 2022 compatible encoding, typically used in EUC form, which assigns double-byte codes for non-Hangul, Hangul jamo, and the most common Hangul syllables, in contrast to Johab which is not compatible with ISO 2022, but assigns double-byte codes to all Hangul syllables using modern jamo. Wansung is technically a variable-length