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A metafunction returning the result type of applying for_each to a sequence. The
return type of for_each is always void.
template< typename Sequence, typename F > struct for_each { typedef void type; };
Table 1.42. Parameters
|
Parameter |
Requirement |
Description |
|---|---|---|
|
|
A model of Forward Sequence |
Operation's argument |
|
|
Any type |
Operation's argument |
result_of::for_each<Sequence, F>::type
Return type: void.
Semantics: Returns the return type of
for_each for a sequence of type
Sequence and a unary
function object F. The
return type is always void.
Constant.
#include <boost/fusion/algorithm/iteration/for_each.hpp> #include <boost/fusion/include/for_each.hpp>