Function unique

inst/include/Rcpp/sugar/functions/unique.h:65–70

template <int RTYPE, bool NA, typename T>
inline Vector<RTYPE> unique( const VectorBase<RTYPE,NA,T>& t ){
	Vector<RTYPE> vec(t) ;
	sugar::IndexHash<RTYPE> hash(vec) ;
	hash.fill() ;
	return hash.keys() ;
}
template <int RTYPE, bool NA, typename T>
inline Vector<RTYPE> sort_unique( const VectorBase<RTYPE,NA,T>& t , bool decreasing = false){
	return unique<RTYPE,NA,T>( t ).sort(decreasing) ;