TCustomVariantType.CompareOp
Check result of a comparison between 2 custom variant values
Declaration
Source position: variants.pp line 207
public
function CompareOp(const Left: tvardata; const Right: tvardata;
const Operation: tvarop) : Boolean; Virtual;
Description
CompareOp performs the comparison specified in Operation on left and Right and returns True if the values satisfy the requested operation. The TCustomVariantType implementation of this method raises an 'unsupported' error. Descendent classes must override this method.
Errors
If a descendent does not override this, an 'unsupported' error is raised.
See also
| Name | Description |
|---|---|
| TCustomVariantType.binaryOp | Perform a binary mathematical operation |
| TCustomVariantType.Compare | Comparison 2 custom variant values |
| TCustomVariantType.UnaryOp | Perform a unary mathematical operation |