---
layout: stdlib-reference
---

# attribute [DerivativeMember]

## Signature

<pre>
[<a href="derivativemember-0a.html">DerivativeMember</a>(<a href="derivativemember-0a.html#decl-memberName" class="code_param">memberName</a>)]
</pre>

## Parameters

####  <a id="decl-memberName"></a>memberName