PowerShell/CSOM to iterate/output the Event Receivers (including RERs) currently registered on a SharePoint list

IterateRemoteEventReceivers.ps1

. .\TopOfScript_PSCSOM.ps1

function listEventReceivers([Microsoft.SharePoint.Client.ClientContext]$context, [string]$listName) 
{
    Write-Host "Attempting to iterate event receivers on list '$listName'"

    $list = $context.Web.Lists.GetByTitle($listName); 
    $context.Load($list)
    $eventReceivers = $list.EventReceivers
    $context.Load($eventReceivers)
    $context.ExecuteQuery()

    Write-Host "Found" $eventReceivers.Count "receiver(s) on this list"

    foreach ($er in $eventReceivers)
    {
        Write-Host ("Found ER: " + $er.ReceiverName)
        Write-Host ("   ReceiverClass: " + $er.ReceiverClass)
        Write-Host ("   ReceiverAssembly: " + $er.ReceiverAssembly)
        Write-Host ("   EventType: " + $er.EventType)
        Write-Host ("   ReceiverUrl: " + $er.ReceiverUrl)
        Write-Host ("   Synchronization: " + $er.Synchronization)
    }
}

# now call function..
listEventReceivers $clientContext $listName