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add util funtion to iterate adjacent pairs of a stl compliant container

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Dennis Luxen 2013-12-12 18:29:51 -05:00
parent cd1f45e248
commit 88af9c545b
1 changed files with 14 additions and 0 deletions
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14
Util/ContainerUtils.h
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@ -50,5 +50,19 @@ inline void remove_consecutive_duplicates_from_vector(std::vector<T> & vector) {
vector.resize(number_of_unique_elements); vector.resize(number_of_unique_elements);
} }
template< typename FwdIter, typename Func >
Func for_each_pair( FwdIter iter_begin, FwdIter iter_end, Func func ) {
if( iter_begin == iter_end ) {
return func;
}
FwdIter iter_next = iter_begin;
++iter_next;
for( ; iter_next != iter_end; ++iter_begin, ++iter_next ){
func( *iter_begin, *iter_next );
}
return func;
}
#endif /* CONTAINERUTILS_H_ */ #endif /* CONTAINERUTILS_H_ */