How to Iterate Through Xml In Powershell?

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Create a sample XML document
Create an XmlSerializer object for the Person class
Deserialize the XML data
Print the deserialized data
Access the elements and attributes of the XML data
Select all nodes
Select nodes under <book> nodes </a> </li><li class="mt-1 mb-1"> <a href="#select-title-nodes-with-a-specific-attribute-value" class="no-underline hover:underline" aria-label="Select <title> nodes with a specific attribute value"> Select <title> nodes with a specific attribute value </a> </li><li class="mt-1 mb-1"> <a href="#select-the-text-content-of-a-node" class="no-underline hover:underline" aria-label="Select the text content of a node"> Select the text content of a node </a> </li> </ul> </details> </div> </div> </div> </aside> <main id="main" class="mt-6 sm:mt-12"> <div class="prose prose-lg max-w-full dark:prose-invert prose-h1:text-4xl prose-code:before:!content-none prose-code:after:!content-none sm:prose-h1:text-5xl prose-em:pr-[2px] mb-6 sm:mb-12"> <h1 class="mt-2 mb-2 sm:my-4">How to Iterate Through Xml In Powershell?</h1> <div class="flex gap-6 text-base"> </div> <div class="mt-4 flex justify-between"> <span class="opacity-75">Published on <time datetime="2025-09-14T08:01:07.033Z">Sep 14, 2025</time></span> <div class="flex gap-x-2 items-center"> <svg width="1em" height="1em" class="text-base" data-icon="tabler:clock"> <symbol id="ai:tabler:clock" viewBox="0 0 24 24"><g fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"><path d="M3 12a9 9 0 1 0 18 0a9 9 0 0 0-18 0"/><path d="M12 7v5l3 3"/></g></symbol><use href="#ai:tabler:clock"></use> </svg> <span class="whitespace-nowrap opacity-75">4 min read </span> </div> </div> <div class="mt-8 w-full rounded-sm border 2xl:hidden"> <div class="overflow-x-hidden p-4"> <div class="prose prose-lg max-w-full dark:prose-invert prose-h1:text-4xl prose-code:before:!content-none prose-code:after:!content-none sm:prose-h1:text-5xl prose-em:pr-[2px] undefined"> <h2 class="no-anchor mb-2">Table of Contents</h2> <details> <summary class="cursor-pointer">Show more</summary> <ul class="mt-1 mb-1 list-none"> <li class="mt-1 mb-1"> <a href="#create-a-sample-xml-document" class="no-underline hover:underline" aria-label="Create a sample XML document"> Create a sample XML document </a> </li><li class="mt-1 mb-1"> <a href="#create-an-xmlserializer-object-for-the-person-class" class="no-underline hover:underline" aria-label="Create an XmlSerializer object for the Person class"> Create an XmlSerializer object for the Person class </a> </li><li class="mt-1 mb-1"> <a href="#deserialize-the-xml-data" class="no-underline hover:underline" aria-label="Deserialize the XML data"> Deserialize the XML data </a> </li><li class="mt-1 mb-1"> <a href="#print-the-deserialized-data" class="no-underline hover:underline" aria-label="Print the deserialized data"> Print the deserialized data </a> </li><li class="mt-1 mb-1"> <a href="#access-the-elements-and-attributes-of-the-xml-data" class="no-underline hover:underline" aria-label="Access the elements and attributes of the XML data"> Access the elements and attributes of the XML data </a> </li><li class="mt-1 mb-1"> <a href="#select-all-book-nodes" class="no-underline hover:underline" aria-label="Select all <book> nodes"> Select all <book> nodes </a> </li><li class="mt-1 mb-1"> <a href="#select-title-nodes-under-book-nodes" class="no-underline hover:underline" aria-label="Select <title> nodes under <book> nodes"> Select <title> nodes under <book> nodes </a> </li><li class="mt-1 mb-1"> <a href="#select-title-nodes-with-a-specific-attribute-value" class="no-underline hover:underline" aria-label="Select <title> nodes with a specific attribute value"> Select <title> nodes with a specific attribute value </a> </li><li class="mt-1 mb-1"> <a href="#select-the-text-content-of-a-node" class="no-underline hover:underline" aria-label="Select the text content of a node"> Select the text content of a node </a> </li> </ul> </details> </div> </div> </div> <div class="2xl:hidden"> <img src="https://cdn.blogweb.me/1/66b94be194d7bbf0d25e88cd_1e27a82ffa.png" alt="How to Iterate Through Xml In Powershell? image" loading="lazy" decoding="async" fetchpriority="auto" width="400" height="300" class="mx-auto mb-6 max-w-[400px] w-full h-auto rounded-lg object-cover"> </div> <article data-pagefind-body> <p>To iterate through XML <a href="https://phparea.com/blog/how-to-execute-php-code-with-powershell">in PowerShell, you can use the</a> <code>Select-Xml</code> cmdlet to search for specific nodes in the XML document. You can also use the <code>ForEach-Object</code> cmdlet to loop through the nodes and perform any necessary operations. Additionally, you can access specific node properties using dot notation. It is important to remember to use XPath expressions to navigate through the XML structure and retrieve the desired data.</p> <h2 id="user-content-how-to-serialize-xml-data-in-powershell">How to serialize XML data in Powershell?</h2> <p>To serialize XML data in Powershell, you can use the <code>System.Xml.Serialization.XmlSerializer</code> class. Here is an example of how you can serialize XML data in Powershell:</p> <p># Load the assembly containing the XmlSerializer class Add-Type -AssemblyName System.Xml</p> <h1 id="user-content-create-a-sample-xml-document">Create a sample XML document</h1> <p>$xmlContent = @" John 30 "@</p> <h1 id="user-content-create-an-xmlserializer-object-for-the-person-class">Create an XmlSerializer object for the Person class</h1> <p>$serializer = New-Object System.Xml.Serialization.XmlSerializer([Person])</p> <h1 id="user-content-deserialize-the-xml-data">Deserialize the XML data</h1> <p>$person = $serializer.Deserialize([System.IO.StringReader] $xmlContent)</p> <h1 id="user-content-print-the-deserialized-data">Print the deserialized data</h1> <p>$person</p> <p>In this example, the <code>Person</code> class represents the structure of the XML data. The <code>XmlSerializer</code> object is created for the <code>Person</code> class, and the <code>Deserialize</code> method is used to deserialize the XML data into an object. You can then access the properties of the deserialized object to work with the data.</p> <h2 id="user-content-how-to-deserialize-xml-data-in-powershell">How to deserialize XML data in Powershell?</h2> <p>To deserialize XML data in PowerShell, you can use the <code>[xml]</code> type accelerator to convert the XML data into an XML object, and then you can access the individual elements and attributes of the XML data.</p> <p>Here is an example of how you can deserialize XML data in PowerShell:</p> <p># Load the XML data from a file [xml]$xmlData = Get-Content -Path "path/to/xmlfile.xml"</p> <h1 id="user-content-access-the-elements-and-attributes-of-the-xml-data">Access the elements and attributes of the XML data</h1> <p>$xmlData.SelectSingleNode("//elementName").InnerText $xmlData.SelectSingleNode("//elementName").GetAttribute("attributeName")</p> <p>You can also use the <code>SelectNodes</code> method to select multiple nodes that match a specified XPath expression:</p> <p>$xmlData.SelectNodes("//elementName").ForEach({ Write-Output $_.InnerText })</p> <p>By using these methods, you can easily deserialize XML data in PowerShell and access the information you need from the XML data.</p> <h2 id="user-content-how-to-handle-xml-namespaces-in-powershell">How to handle XML namespaces in Powershell?</h2> <p>To handle XML namespaces in Powershell, you can use the <code>System.Xml.XmlNamespaceManager</code> class. Here's an example of how you can handle XML namespaces in Powershell:</p> <ol> <li>Load the XML file:</li> </ol> <p>$xml = [xml](Get-Content "path\to\your\file.xml")</p> <ol> <li>Create an XmlNamespaceManager object and add any namespaces you need:</li> </ol> <p>$nsMgr = New-Object System.Xml.XmlNamespaceManager($xml.NameTable) $nsMgr.AddNamespace("ns", "http://example.com/namespace")</p> <ol> <li>Use the SelectNodes method of the XML document to query nodes with namespaces:</li> </ol> <p>$nodes = $xml.SelectNodes("//ns:Node", $nsMgr)</p> <ol> <li>Iterate over the nodes and access their properties:</li> </ol> <p>foreach ($node in $nodes) { Write-Host $node.InnerText }</p> <p>By following these steps, you can effectively handle XML namespaces in Powershell.</p> <h2 id="user-content-what-is-xml-traversal">What is XML traversal?</h2> <p>XML traversal refers to the process of navigating through the structure of an XML document in order to access or manipulate its elements and attributes. This can be done by using various programming languages and techniques to parse the XML document and extract the desired information. Traversal can involve moving through the document in a linear fashion, iterating over specific elements, or using XPath queries to search for specific nodes.</p> <h2 id="user-content-what-is-xpath-syntax-in-powershell">What is XPath syntax in Powershell?</h2> <p>XPath syntax in PowerShell allows users to select nodes or elements from an XML document by navigating a specific path.</p> <p>Here is an example of XPath syntax in PowerShell:</p> <p># Load the XML file $xml = [xml](Get-Content "sample.xml")</p> <h1 id="user-content-select-all-book-nodes">Select all nodes</h1> <p>$books = $xml.SelectNodes("//book")</p> <h1 id="user-content-select-title-nodes-under-book-nodes">Select nodes under nodes</h1> <p>$titles = $xml.SelectNodes("//book/title")</p> <h1 id="user-content-select-title-nodes-with-a-specific-attribute-value">Select nodes with a specific attribute value</h1> <p>$titles = $xml.SelectNodes("//book[@category='fiction']/title")</p> <h1 id="user-content-select-the-text-content-of-a-node">Select the text content of a node</h1> <p>$titleText = $xml.SelectSingleNode("//book/title").InnerText</p> <p>In the above code snippet,</p> <ul> <li>// is used to select nodes at any level in the XML document.</li> <li>book and title are the node names that we want to select.</li> <li>[@category='fiction'] is used to select the nodes with a specific attribute value.</li> <li>InnerText property is used to retrieve the text content of the selected node.</li> </ul> </article> <div class="mt-5 flex justify-center"> <style>astro-island,astro-slot,astro-static-slot{display:contents}</style><script>(()=>{var e=async t=>{await(await t())()};(self.Astro||(self.Astro={})).only=e;window.dispatchEvent(new Event("astro:only"));})();</script><script>(()=>{var A=Object.defineProperty;var g=(i,o,a)=>o in i?A(i,o,{enumerable:!0,configurable:!0,writable:!0,value:a}):i[o]=a;var d=(i,o,a)=>g(i,typeof o!="symbol"?o+"":o,a);{let 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