on *:TEXT:!setpcw*:#:{ if ($nick isop $chan) || ($nick ishop $chan) {
    set %pcw. $+ $chan $2- 
    msg $chan  the world has been updated please say !pcw so see the world
    on *:TEXT:!pcw:#:{
      notice $nick  the current pcw for  $chan  is %pcw [ $+ [ $chan ] ]