# GrapeCity.Documents.Word.CustomXmlPart.Id

## Content

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<h1 id="GrapeCity_Documents_Word_CustomXmlPart_Id_" data-uid="GrapeCity.Documents.Word.CustomXmlPart.Id*">Id Property
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<a id="GrapeCity_Documents_Word_CustomXmlPart_Id_" data-uid="GrapeCity.Documents.Word.CustomXmlPart.Id*"></a>
<h4 id="GrapeCity_Documents_Word_CustomXmlPart_Id" data-uid="GrapeCity.Documents.Word.CustomXmlPart.Id">Id</h4>
<div class="markdown level1 summary"><p>Gets a globally unique identifier (GUID) that uniquely identifies this part in the document.
Old version of Microsoft Word allowed any strings, but the new format requires a Guid string.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public string Id { get; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public ReadOnly Property Id As String</code></pre>
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