TSynEditMarkup.MergeMarkupAttributeAtRowCol

public procedure TSynEditMarkup.MergeMarkupAttributeAtRowCol(

  const aRow: Integer;

  const aStartCol: TLazSynDisplayTokenBound;

  const AEndCol: TLazSynDisplayTokenBound;

  const AnRtlInfo: TLazSynDisplayRtlInfo;

  AMarkup: TLazEditTextAttributeMergeResult

); virtual;