# std::scoped_allocator_adaptor<OuterAlloc,InnerAlloc...>::outer_allocator

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< cpp‎ | memory‎ | scoped allocator adaptor

Defined in header `<scoped_allocator>` |  |
outer_allocator_type& outer_allocator() noexcept; | (1) | (since C++11)
const outer_allocator_type& outer_allocator() const noexcept; | (2) | (since C++11)

Obtains a reference to the outer allocator used to declare this class.

1) Returns static_cast<OuterAlloc&>(*this).
2) Returns static_cast<const OuterAlloc&>(*this).

### Parameters

(none)

### Return value

A reference to `OuterAlloc`.

### See also

inner_allocator | obtains an `inner_allocator` reference (public member function)

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