boost::proto::listN — A type sequence, for use as the 2nd parameter to the proto::expr<> class template.
Synopsis
template<typename... Arg>
structlistN {
// typestypedef ArgMchildM; // For each M in [0,N)staticconstlong arity;
};
Description
A type sequence, for use as the 2nd parameter to the proto::expr<> class template. The
types in the sequence correspond to the children of a node in an expression tree.