ore/Cmd/index.html#type-t">Cmd.t</a></span> <span class="arrow">&#45;&gt;</span></span> <span><span>(<span class="type-var">'stdin</span>, <span class="type-var">'stdout</span>, <a href="#type-pipe">pipe</a>)</span> <a href="../Core/Cmd/index.html#type-t">Cmd.t</a></span></span></code></div><div class="spec-doc"><p>redirect stdout to a pipe for writing.</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-channel_in"><a href="#val-channel_in" class="anchor"></a><code><span><span cl