Import XML File Data into SharePoint List using PowerShell

Requirement: PowerShell to Import XML to SharePoint List
We've an utility from third-party system that generates project data in XML format. We had to import those data to a list in the PMO site. In other words: We've to import from XML file to SharePoint list.

Here is a sample XML file, generated by the tool:

<?xml version="1.0"?>
<projects>
 <project id="PMO.1120">
  <description>GIS upgrade 2013 </description>
  <manager>global\E372440</manager>
  <cost>$35000</cost>
  <startdate>1/1/2014</startdate>
 </project>
 <project id="PMO.1121">
  <description>HRIT Asset Life Cycle Automation</description>
  <manager>AMER\E132321</manager>
  <cost>$63000</cost>
  <startdate>1/1/2014</startdate>
 </project>
</projects>  

Using PowerShell, lets import XML data into SharePoint list.

PowerShell script to read from XML and import to SharePoint list:
Here is how to import XML into sharepoint list

Add-PSSnapin Microsoft.SharePoint.PowerShell -ErrorAction SilentlyContinue

#Set these two variables accordingly
$WebURL  = "http://project.crescent.com/"
$ListName = "External Projects"
$XMLFilePath = "D:\data\ExternalProjects.xml"

#Get the Web
$web = Get-SPWeb $WebURL
#Get the List
$ProjectList = $web.Lists[$ListName]

#import xml file
[xml]$ProjectXmlFile = Get-Content $XMLFilePath

foreach ($XMLProject in $ProjectXmlFile.projects.project)
 {
        $NewProject = $ProjectList.Items.Add()
  
        $NewProject["Project ID"] = $XMLProject.id
        $NewProject["Description"] = $XMLProject.description
        #Set the People Picker Field
        $NewProject["Project Manager"] = $web.EnsureUser($XMLProject.manager)
        $NewProject["Cost"] = $XMLProject.cost
        $NewProject["Start Date"] = $XMLProject.startdate
  
        $NewProject.Update()

        Write-Host "Project $($XMLProject.id) has been Added to External Projects list!"
 }

That's all! we are done importing XML data to SharePoint list with PowerShell!!

If you are looking for a way to export SharePoint list items to XML, Refer: Export SharePoint List to XML using PowerShell