isual-basic/programming-guide/language-features/procedures/extension-methods" target="_blank" rel="noopener noreferrer">Extension Methods (Visual Basic)</a> or <a href="https://docs.microsoft.com/dotnet/csharp/programming-guide/classes-and-structs/extension-methods" target="_blank" rel="noopener noreferrer">Extension Methods (C# Programming Guide)</a>.</div><div class="collapsibleAreaRegion" id="seeAlsoSection"><span class="collapsibleRegionTitle" onclick="SectionExpandCollapse('ID2RB')" onkeypress="Section