Create a Variant_Base object holding the same alternative (if any) as the specified original object.
Create a Variant_Base object holding the same alternative (if any) as the specified original object. If this Variant_Base is allocator-aware, the currently installed default allocator is used to supply memory. If the original object is not valueless by exception, the contained value is copy-constructed from the contained value of original. All alternatives shall be copy constructible.
| Name | Description |
|---|---|
| original | object to copy |