PowerShell function to convert any [xml] element to string

xmlToString.ps1

function Convert-XmlElementToString
{
    [CmdletBinding()]
    param(
        [Parameter(Mandatory=$true)]
        $xml
    )

    $sw = [System.IO.StringWriter]::new()
    $xmlSettings = [System.Xml.XmlWriterSettings]::new()
    $xmlSettings.ConformanceLevel = [System.Xml.ConformanceLevel]::Fragment
    $xmlSettings.Indent = $true
    $xw = [System.Xml.XmlWriter]::Create($sw, $xmlSettings)
    $xml.WriteTo($xw)
    $xw.Close()
    return $sw.ToString()
}