Count pages in onenote using Powershell

 [Reflection.Assembly]::LoadWithPartialName("System.Xml.Linq") | Out-Null $onenoteApp = New-Object -ComObject OneNote.Application # init empty Variable for as buffer the [Ref] output action[String]$notebookXml = '' # Get OneNote Pages hierarchy$onenoteApp.GetHierarchy($null, [Microsoft.Office.Interop.OneNote.HierarchyScope]::hsPages, [Ref]$notebookXml) # Create the System.Xml.Linq.XDocument from an XML Text# alternatively you can use the [System.Xml.Linq.XDocument]::Load('C:\temp\myXML.xml') Methode to load from a XML File$doc = [System.Xml.Linq.XDocument]::Parse($notebookXml) # Get OneNote XML namespace$ns = $doc.Root.Name.Namespace$pagecount_notebook = 0$pagecount_section = 0 # enumerate all Notebook Nodes from XML XDocument$doc.Descendants($ns + "Notebook") | ForEach-Object {        # output name of current OneNote Notebook    "Notebook name: $($_.Attribute("name").Value)"                        # enumerate all Section Nodes from Notebook Node        $_.Descendants($ns + "Section") | ForEach-Object {                      # output name of current OneNote Section           #"    Section: $($_.Attribute("name").Value)"                      # enumerate all Page Nodes from Section Node           $_.Descendants($ns + "Page")  | ForEach-Object {                                # output name of current OneNote Page                #"        Page: $($_.Attribute("name").Value)"                $pagecount_notebook = $pagecount_notebook + 1                 $pagecount_section = $pagecount_section + 1           }            "    ## Section: $($_.Attribute("name").Value) ==> " + $pagecount_section + " pages"            $pagecount_section = 0        }    "##Notebook name: $($_.Attribute("name").Value) ==> " + $pagecount_notebook + " pages"    $pagecount_notebook = 0    "---------------------------------------------------"}