Boost C++ Libraries

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This is the documentation for a snapshot of the develop branch, built from commit 26d7d9b59f.
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Nothing

#include <boost/phoenix/core/nothing.hpp>

Finally, the expression::null<mpl::void_>::type does nothing; (a "bum", if you will :-) ). There's a sole expression::null<mpl::void_>::type instance named "nothing". This actor is actually useful in situations where we don't want to do anything. (See for_ Statement for example).


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