*See revised code below*

C:WindowsSystem32inetsrvappcmd.exe LIST VDIRS

Import-Module WebAdministration
    $Websites = Get-ChildItem IIS:Sites
    foreach($Site in $Websites)
            {
                $webapps = Get-WebApplication -Site $Site.name
                $VDir = Get-WebVirtualDirectory -Site $Site.name #-Application $webapps.name
                                foreach($webvdirectory in $VDir)
                                    {
                                        $webvdirectory2 = $webvdirectory.path
                                        Write-Host $webvdirectory2.split("/")[-1]
                                        #Write-Host $webvdirectory
                                        #Write-Host $webvdirectory.name

                                    }
                            #Write-Host $VDir

            }

Import-Module WebAdministration

$Websites = Get-ChildItem IIS:Sites

$AllVDirs = @()

foreach($Site in $Websites)
{
    $VDirs = Get-WebVirtualDirectory -Site $Site.name
    foreach($webvdirectory in $VDirs)
    {
            $vdir = New-Object psobject -Property @{
                "Name" = ($webvdirectory.path -split "/")[-1]
                "Site" = $Site.name
                "Path" = $webvdirectory.path
                "PhysicalPath" = $webvdirectory.physicalPath
                "PhysicalPathCredentials" = $webvdirectory.userName
            }

            $AllVDirs += $vdir
    }
}

$AllVDirs

$Websites = Get-ChildItem IIS:Sites
    foreach($Site in $Websites)
            {
                $webapps = Get-WebApplication -Site $Site.name
                $VDir = Get-WebVirtualDirectory -Site $Site.name #-Application $webapps.name
                                foreach($webvdirectory in $VDir)
                                    {
                                        $webvdirectory2 = $webvdirectory.path
                                        Write-Host $webvdirectory2.split("/")[-1] "::: is the Virtual Directory" -ForegroundColor Green
                                        Write-Host $webvdirectory.physicalPath
                                        Write-Host $webvdirectory.userName
                                        Write-Host $webvdirectory.password
                                        Write-Host $webvdirectory.logonMethod
                                    }
                            #Write-Host $VDir

            }

$Websites = Get-ChildItem IIS:Sites
    foreach($Site in $Websites)
            {
             $webapps = Get-WebApplication -Site $Site.name
                    foreach($webapp in $webAPPS)
                        {
                        Write-Host $webapp.applicationPool
                        Write-Host $WebApp.virtualDirectoryDefaults.userName
                        Write-Host $webapp.virtualDirectoryDefaults.password
                        Write-Host $webapp.virtualDirectoryDefaults.logonMethod
                        $webapp2 = $webapp.path
                        Write-Host $WebApp2.split("/")[-1] "::: is the Web Application" -ForegroundColor Green

                        }
            }

$SiteVirtualDirectories = @()
$Sites = gci IIS:Sites
foreach($Site in $Sites)
    {
    $VirtualDirectories = gci "IIS:Sites$($Site.Name)" | ?{$_.NodeType -match "virtualDirectory"}
    foreach($VirtualDirectory in $VirtualDirectories)
        {
        $SiteVirtualDirectories += @([pscustomobject]@{Site=$Site.Name;VirtualDirectory=$VirtualDirectory.Name;PhysicalPath=$VirtualDirectory.PhysicalPath})
        }
    }
Write-Host $SiteVirtualDirectories