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Returns the result type of reverse_fold
.
template< typename Sequence, typename State, typename F> struct reverse_fold { typedef unspecified type; };
Table 1.47. Parameters
Parameter |
Requirement |
Description |
---|---|---|
|
A model of Bidirectional Sequence |
The sequence to iterate |
|
Any type |
The initial state for the first application of |
|
|
The operation to be applied on traversal |
reverse_fold<Sequence, State, F>::type
Return type: Any type
Semantics: Returns the result of applying
reverse_fold
to a sequence of
type Sequence
, with an
initial state of type State
and binary function object or function pointer of type F
.
Linear, exactly
applications of result_of::size
<Sequence>::valueF
.
#include <boost/fusion/algorithm/iteration/reverse_fold.hpp> #include <boost/fusion/include/reverse_fold.hpp>