[boost] program-options, --switch and --no-switch

From: Neal D. Becker (ndbecker2_at_[hidden])
Date: 2004-11-01 09:43:02

Any suggestion on how to implement the common gnu idiom:

--switch and --no-switch?

bool_switch seems perfect for implementing --switch, but what about
--no-switch (which should set switch_value to false)?