i guess u know what its for :=p
prefix
for mass voice : /mass voice or /mass +v
for mass devoice : /mass devoice or /mass -v
for mass op : /mass op or /mass +o
for mass deop : /mass deop or /mass -o

alias mass {
if ($me isop $chan) {
if ($1 isin +vvoice) { set %prefix $+(+,$str(v,$modespl)) | goto start }
if ($1 isin -vdevoice) { set %prefix $+(-,$str(v,$modespl)) }
if ($1 isin +oop) { set %prefix $+(+,$str(o,$modespl)) | goto start }
if ($1 isin -odeop) { set %prefix $+(-,$str(o,$modespl)) }
:start
set %massing $nick($chan,0)
while (%massing) {
if ($nick($chan,%massing) != $me) { set %mass1 %mass1 $nick($chan,%massing) }
if ($gettok(%mass1,0,32) = $modespl) { mode $chan %prefix %mass1 | unset %mass1 }
dec %massing
}
mode $chan %prefix %mass1 | unset %mass1
}
else { echo -a *** Error you're not an op on $chan *** }
}