<?php
use Microsoft\Graph\Beta\GraphServiceClient;
use Microsoft\Graph\Beta\Generated\DeviceManagement\VirtualEndpoint\CloudPCs\RetrieveCloudPcCountByStatus\RetrieveCloudPcCountByStatusRequestBuilderGetRequestConfiguration;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestConfiguration = new RetrieveCloudPcCountByStatusRequestBuilderGetRequestConfiguration();
$queryParameters = RetrieveCloudPcCountByStatusRequestBuilderGetRequestConfiguration::createQueryParameters();
$queryParameters->customFilter = "contains(tolower(managedDeviceName), 'a') or contains(tolower(imageDisplayName), 'a') or contains(tolower(userPrincipalName), 'a')";
$requestConfiguration->queryParameters = $queryParameters;
$result = $graphServiceClient->deviceManagement()->virtualEndpoint()->cloudPCs()->retrieveCloudPcCountByStatus()->get($requestConfiguration)->wait();