static allocator_type get_allocator();Returns the allocator associated with the container.
associated allocator
??? example
The example shows how `get_allocator()` is used to created `json` values.
```cpp
--8<-- "examples/get_allocator.cpp"
```
Output:
```json
--8<-- "examples/get_allocator.output"
```
- Added in version 1.0.0.