ircg_who() will request a list of users whose nickname is matching mask on connected network connection. The optional parameter ops_only will shrink the list to server operators only.
The answer is sent to the output defined by ircg_set_file() or ircg_set_current(). 성공일 경우 TRUE를, 실패일 경우 FALSE를 반환합니다.
See also: ircg_set_file(), and ircg_set_current().