getActiveSheet(); $sheet->getCell('A1')->setValue(1); $sheet->getCell('A2')->setValue(3); $sheet->getCell('A3')->setValue(5); $sheet->getCell('A4')->setValue(7); Calculation::getInstance($spreadsheet) ->setInstanceArrayReturnType( Calculation::RETURN_ARRAY_AS_ARRAY ); $sheet->getCell('G1')->setValue('=UNIQUE(A1:A4)'); $validation = $sheet->getCell('H4')->getDataValidation(); $validation->setType(DataValidation::TYPE_LIST) ->setFormula1('ANCHORARRAY(G1)'); $sheet->getCell('H4')->setValue(2); self::assertFalse($sheet->getCell('H4')->hasValidValue()); $sheet->getCell('H4')->setValue(3); self::assertTrue($sheet->getCell('H4')->hasValidValue()); $spreadsheet->disconnectWorksheets(); } }