# ListHelper<no value>

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            <article class="content wrap" id="_content" data-uid="ETLBox.Helper.ListHelper">
  <h1 id="ETLBox_Helper_ListHelper" data-uid="ETLBox.Helper.ListHelper" class="text-break">Class ListHelper</h1>
  <div class="markdown level0 summary"></div>
  <div class="markdown level0 conceptual"></div>
  <div class="inheritance">
    <h5>Inheritance</h5>
    <div class="level0"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
    <div class="level1"><span class="xref">ListHelper</span></div>
  </div>
  <div class="inheritedMembers">
    <h5>Inherited Members</h5>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object)">object.Equals(object)</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object-system-object)">object.Equals(object, object)</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gethashcode">object.GetHashCode()</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gettype">object.GetType()</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.memberwiseclone">object.MemberwiseClone()</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.referenceequals">object.ReferenceEquals(object, object)</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.tostring">object.ToString()</a>
    </div>
  </div>
<h6><strong>Namespace</strong>: ETLBox.Helper</h6>
  <h6><strong>Assembly</strong>: ETLBox.dll</h6>
  <h5 id="ETLBox_Helper_ListHelper_syntax">Syntax</h5>
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```C#
    public static class ListHelper
```

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  <h3 id="methods">Methods
</h3>
  <a id="ETLBox_Helper_ListHelper_DecideForList_" data-uid="ETLBox.Helper.ListHelper.DecideForList*"></a>
  <h4 id="ETLBox_Helper_ListHelper_DecideForList__1_System_Collections_Generic_ICollection___0__System_Collections_Generic_ICollection___0__" data-uid="ETLBox.Helper.ListHelper.DecideForList``1(System.Collections.Generic.ICollection{``0},System.Collections.Generic.ICollection{``0})">DecideForList&lt;T&gt;(ICollection&lt;T&gt;, ICollection&lt;T&gt;)</h4>
  <div class="markdown level1 summary"></div>
  <div class="markdown level1 conceptual"></div>
  <h5 class="declaration">Declaration</h5>
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```C#
    public static ICollection<T> DecideForList<T>(ICollection<T> firstList, ICollection<T> secondList)
```

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  <h5 class="parameters">Parameters</h5>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.icollection-1">ICollection</a>&lt;T&gt;</td>
        <td><span class="parametername">firstList</span></td>
        <td></td>
      </tr>
      <tr>
        <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.icollection-1">ICollection</a>&lt;T&gt;</td>
        <td><span class="parametername">secondList</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="returns">Returns</h5>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.icollection-1">ICollection</a>&lt;T&gt;</td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="typeParameters">Type Parameters</h5>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="parametername">T</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>

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