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Query if there are no values stored in the index.
It calls rtree::empty()
.
template<
typename Value
,
typename Parameters
,
typename IndexableGetter
,
typename EqualTo
,
typename Allocator
>
bool
empty
(
rtree< Value, Parameters, IndexableGetter, EqualTo, Allocator > const &
tree
)
Type |
Name |
Description |
---|---|---|
|
|
The spatial index. |
true if there are no values in the index.