<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Drives\Item\Items\Item\Workbook\Functions\Vlookup\VlookupRequestBuilderPostRequestConfiguration;
use Microsoft\Graph\Generated\Drives\Item\Items\Item\Workbook\Functions\Vlookup\VlookupPostRequestBody;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new VlookupPostRequestBody();
$requestBody->setLookupValue('pear');
$tableArray = new UntypedNode();
$tableArray->setAddress('Sheet1!B2:C7');
$requestBody->setTableArray($tableArray);
$requestBody->setColIndexNum(2);
$requestBody->setRangeLookup(false);
$requestConfiguration = new VlookupRequestBuilderPostRequestConfiguration();
$headers = [
'workbook-session-id' => '{session-id}',
];
$requestConfiguration->headers = $headers;
$result = $graphServiceClient->drives()->byDriveId('drive-id')->items()->byDriveItemId('driveItem-id')->workbook()->functions()->vlookup()->post($requestBody, $requestConfiguration)->wait();