$world->silentdisalias
void $world->silentdisalias( number/name , ... );
void $world->silentdisalias
Disables the alias identified by number or name. If there are several aliases with the same name, disables them all. Several arguments can be passed at once. Does not print a message in the screen in case of success.
$world->setstatus
$world->silentdishook