Vtable for read‐only nullable‐value access.
Synopsis
Declared in <bdlar_nullablevaluevtable.h>
struct NullableValueConstVtable;Description
This struct stores a series of function pointers to wrappers that invoke the underlying methods with read‐only access of the supplied type erased object that implement the "nullable value" type category.
Type Aliases
Name |
Description |
Function pointer type accessing the non‐null value of a nullable value. |
|
Function pointer type indicating whether a nullable value is null. |
|
Function pointer type returning the value type category of a nullable value. |
|
Function pointer type returning the XSD name of a nullable value. |
Data Members
Name |
Description |
non‐null value accessor |
|
null predicate |
|
value type category accessor |
|
XSD name accessor |
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