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