[FIG(quote)[
[FIGCAPTION[
[1] [CITE@en[Web Services Internationalization (WS-I18N)]]
([TIME[2008-07-16 01:06:50 +09:00]] 版)
<https://www.w3.org/International/core/ws-i18n/ws-i18n#sec-collation>
]FIGCAPTION]

> The optional i18n:collation element information item MAY appear at most one time in the children property of the i18n:preferences element information item.
> (01) <i18n:collation>(collation identifier based on 
> (02) the IANA Collation Registry</i18n:collation>
> The i18n:collation element information item represents the collation used in the web services operation. Its value MUST be a valid '''['''IANA Collation Registry''']''' collation identifier.

]FIG]