ype-t">Trace.t</a> <span>&#45;&gt;</span> <a href="../Pulselib/PulseTrace/index.html#type-t">Trace.t</a>)</span></span> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dd><p>applies <code>f</code> to the traces found in attributes, leaving attributes without traces intact</p></dd></dl><div class="spec module" id="module-Attributes"><a href="#module-Attributes" class="anchor"></a><code><span class="keyword">module</span> <a href="A