# GrapeCity.Core.ICustomProperties

## Content

<div class="doc-site-dotnet-api-container">



  <h1 id="GrapeCity_Core_ICustomProperties" data-uid="GrapeCity.Core.ICustomProperties" class="text-break">ICustomProperties Interface
</h1>
  <div class="markdown level0 summary"><p>Represents a collection of <a class="xref" href="GrapeCity.Core.ICustomProperty.html">ICustomProperty</a> objects that represents additional information.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <h6><strong>Namespace</strong>: <a class="xref" href="GrapeCity.Core.html">GrapeCity.Core</a></h6>
  <h6><strong>Assembly</strong>: GrapeCity.Spreadsheet.dll</h6>
  <h5 id="GrapeCity_Core_ICustomProperties_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public interface ICustomProperties</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public Interface ICustomProperties</code></pre>
  </div>
  <h3 id="properties">Properties
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="GrapeCity_Core_ICustomProperties_Count" data-uid="GrapeCity.Core.ICustomProperties.Count">
          <a class="xref" href="GrapeCity.Core.ICustomProperties.Count.html#GrapeCity_Core_ICustomProperties_Count">Count</a>
        </td>
        <td class="markdown level1 summary"><p>Gets a value that represents the number of custom properties in the collection.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Core_ICustomProperties_Item_System_Int32_" data-uid="GrapeCity.Core.ICustomProperties.Item(System.Int32)">
          <a class="xref" href="GrapeCity.Core.ICustomProperties.Item.html#GrapeCity_Core_ICustomProperties_Item_System_Int32_">this[int]</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the custom property at the specified position.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Core_ICustomProperties_Item_System_String_" data-uid="GrapeCity.Core.ICustomProperties.Item(System.String)">
          <a class="xref" href="GrapeCity.Core.ICustomProperties.Item.html#GrapeCity_Core_ICustomProperties_Item_System_String_">this[string]</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the custom property by name.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="methods">Methods
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="GrapeCity_Core_ICustomProperties_Add_System_String_System_Object_" data-uid="GrapeCity.Core.ICustomProperties.Add(System.String,System.Object)">
          <a class="xref" href="GrapeCity.Core.ICustomProperties.Add.html#GrapeCity_Core_ICustomProperties_Add_System_String_System_Object_">Add(string, object)</a>
        </td>
        <td class="markdown level1 summary"><p>Adds custom property information.</p>
</td>
      </tr>
    </tbody>
  </table>

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