-> 'a <a href="Js_list.html#TYPEt">t</a> -> unit</code></pre>
<pre><span id="VALfoldLeft"><span class="keyword">val</span> foldLeft</span> : <code class="type">('a -> 'b -> 'a [@bs]) -> 'a -> 'b list -> 'a</code></pre><div class="info ">
                    <div class="not-examples">
                    Application order is left to right, tail recurisve<br>
 
                    </div>
                    
                    </div>

                  
<pre><span id="VALfoldRight"><span class="keyword">val<