# OpcPathProbingCollection Class

> Reference: Represents a collection of OpcPathProbing instances.

<span class="api-meta">since v2.7</span>

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx">Opc.UaFx</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Members</dt>
<dd><a href="./members">OpcPathProbingCollection Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

Represents a collection of [OpcPathProbing](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcpathprobing/) instances.

## Syntax

<div class="api-signature" data-lang="csharp">

```csharp
public class OpcPathProbingCollection : Collection<OpcPathProbing>
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
Public Class OpcPathProbingCollection
    Inherits Collection(Of OpcPathProbing)
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [Collection](https://learn.microsoft.com/dotnet/api/system.collections.objectmodel.collection-1)&lt;[OpcPathProbing](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcpathprobing/)&gt; → **OpcPathProbingCollection**

## Implements

<ul class="api-implements">
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.icollection">ICollection</a></li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.generic.icollection-1">ICollection</a>&lt;<a href="../opc.uafx.opcpathprobing/">OpcPathProbing</a>&gt;</li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.ienumerable">IEnumerable</a></li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a href="../opc.uafx.opcpathprobing/">OpcPathProbing</a>&gt;</li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.ilist">IList</a></li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ilist-1">IList</a>&lt;<a href="../opc.uafx.opcpathprobing/">OpcPathProbing</a>&gt;</li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ireadonlycollection-1">IReadOnlyCollection</a>&lt;<a href="../opc.uafx.opcpathprobing/">OpcPathProbing</a>&gt;</li>
<li><a href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ireadonlylist-1">IReadOnlyList</a>&lt;<a href="../opc.uafx.opcpathprobing/">OpcPathProbing</a>&gt;</li>
</ul>

## Constructors

| Name | Description |
|---|---|
| [OpcPathProbingCollection](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcpathprobingcollection/members#opcpathprobingcollection) | Initializes a new instance of the OpcPathProbingCollection class. |

## Methods

| Name | Description |
|---|---|
| [Evaluate](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcpathprobingcollection/members#evaluate) | Processes the evaluation of all [OpcPathProbing](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcpathprobing/) items stored in this OpcPathProbingCollection using the [Evaluate](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcpathprobing/members#evaluate) method of each item and offers the first fulfilled [string](https://learn.microsoft.com/dotnet/api/system.string)-based path evaluation result. |

Inherits members from [Collection&lt;OpcPathProbing&gt;](https://learn.microsoft.com/dotnet/api/system.collections.objectmodel.collection-1).

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.7–v2.59 |