alias check { if ($regex(%reg,(ub|op) { set %reg $replace(%reg,ub,-b,op,+o) }
on @:TEXT::#:{ set %cmds invite ban -b +o
if ($regex($1,(i|b|ub|op)) { set %reg $regml(1) $+ \S+ | /check
if ($regex(%cmds,%reg)) && ($regex(%cmds,%reg) !== (-b|+o) { cs $regml(1) # $2 }
else { .mode # $regex(%cmds,%reg) $address($2,2) } }

may confuse you but all in one event and less lines than the other examples