Create a nullable wrapper that refers to the same target as ref.

Synopsis

Declared in <bdlb_nullablevalueref.h>

ConstNullableValueRef(NullableValueRef<TYPE> const& ref);

Description

Create a nullable object wrapper that refers to the target object of the specified ref wrapper. Note that the created wrapper does not own a copy of the underlying nullable value, but instead refers to to it, and so the lifetime of the target must exceed the lifetime of the created wrapper.

Parameters

Name

Description

ref

wrapper whose target is shared

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