span id="VALfold_while"><span class="keyword">val</span> fold_while</span> : <code class="type">('a -> 'b -> 'a * [ `Continue | `Stop ]) -> 'a -> 'b <a href="Barray_slice.html#TYPEt">t</a> -> 'a</code></pre><div class="info ">
Fold left on array until a stop condition via <code class="code">('a, `Stop)</code> is
    indicated by the accumulator<br>
<b>Since</b> 0.8<br>
</div>

<pre><span id="VALiter"><span class="keyword">val</span> iter</span> : <code class="type">('a -> unit) -> 'a <a href="Barray_slice.h