RAD Studio VCL Reference
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Implements any unary operations of which the custom System::Variant type is capable.
Override UnaryOp to implement any unary operators the custom System::Variant type supports.
Right is the value that appears to the right of the operator. UnaryOp changes this value to indicate the result of the operation.
Operator identifies the operator that appears before Right. It can be any of the following values:
As implemented in TCustomVariantType, UnaryOp raises a system error indicating an invalid operation.
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