Someone

on *:text:!world:#:{
/notice $nick the current pest control world is %world
}
on *:text:!pcw:#:{
/notice $nick the current pest control world is %world
}
on *:text:!pc:#:{
/notice $nick the current pest control world is %world
}
on *text:!change*:#:{
/set %world $2-
/amsg Pcw is been updated typ !world or !pc !pcw to see it!
}