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Coding Standards
This is an older version of Boost and was released in 2014. The current version is 1.89.0.
Deferences the data property associated with the element referenced by an associative iterator.
template<
typename I
>
typename result_of::deref_data<I>::type deref_data(I const& i);
Table 1.8. Parameters
|
Parameter |
Requirement |
Description |
|---|---|---|
|
|
Model of Associative Iterator |
Operation's argument |
deref_data(i);
Return type: result_of::deref_data<I>::type
Semantics: Dereferences the data property
associated with the element referenced by an associative iterator i.
#include <boost/fusion/iterator/deref_data.hpp> #include <boost/fusion/include/deref_data.hpp>
typedefmap<pair<float,int&> > map; int i(0); map m(1.0f,i); assert(deref_data(begin(m)) == 0); assert(&(deref_data(begin(m))) == &i);