Compare two Remote Desktop Connection Manager RDG files and find out what's different

Compare-RDG-Files.ps1

function Flatten-RDGFile
{
    Param
    (
        # Param1 help description
        [Parameter(Mandatory=$true)]
        [string]$RDGFile
    )

    $rdcman = $([xml](gc $RDGFile)).RDCMAN

    foreach($ParentGroup in $rdcman.file.group){
        foreach($SubGroup in $ParentGroup.group){
            foreach($Server in $SubGroup.server){
                [PSCustomObject]@{
                    ParentGroup = $ParentGroup.properties.name
                    SubGroup = $SubGroup.properties.name
                    Server = $Server.properties.name
                }
            }
        }
    }

}


$rdg1 = Flatten-RDGFile -RDGFile ~\Documents\Contoso.rdg | %{"$($_.ParentGroup)#$($_.SubGroup)#$($_.Server)"}
$rdg2 = Flatten-RDGFile -RDGFile ~\Documents\Fabrikam.rdg | %{"$($_.ParentGroup)#$($_.SubGroup)#$($_.Server)"}

Compare-Object $rdg1 $rdg2