="arg"><span><span><span>(<span class="type-var">'a</span>, <span class="type-var">'x</span>)</span> <a href="index.html#type-t">t</a></span> list</span> <span>&#45;&gt;</span> </span><span><span>(<span><span class="type-var">'a</span> list</span>, <span class="type-var">'x</span>)</span> <a href="index.html#type-t">t</a></span></code></dt><dd><p><code>sequence l</code> evaluates each monadic action in <code>l</code> from left to right, and collects the results.</p></dd></dl><dl><dt class="spec value" id=