查看“MediaWiki:Apihelp-query+userinfo-param-prop”的源代码

Which pieces of information to include:
;blockinfo:Tags if the current user is blocked, by whom, and for what reason.
;hasmsg:Adds a tag <samp>message</samp> if the current user has pending messages.
;groups:Lists all the groups the current user belongs to.
;implicitgroups:Lists all the groups the current user is automatically a member of.
;rights:Lists all the rights the current user has.
;changeablegroups:Lists the groups the current user can add to and remove from.
;options:Lists all preferences the current user has set.
;preferencestoken:<span class="apihelp-deprecated">Deprecated.</span> Get a token to change current user's preferences.
;editcount:Adds the current user's edit count.
;ratelimits:Lists all rate limits applying to the current user.
;realname:Adds the user's real name.
;email:Adds the user's email address and email authentication date.
;acceptlang:Echoes the <code>Accept-Language</code> header sent by the client in a structured format.
;registrationdate:Adds the user's registration date.
;unreadcount:Adds the count of unread pages on the user's watchlist (maximum $1; returns <samp>$2</samp> if more).