="spec value anchored" id="val-run"><a href="#val-run" class="anchor"></a><code><span><span class="keyword">val</span> run : <span><span><span>(<span class="type-var">'stdin</span>, <span class="type-var">'stdout</span>, <span class="type-var">'stderr</span>)</span> <a href="Core/Cmd/index.html#type-t">Core.Cmd.t</a></span> <span class="arrow">&#45;&gt;</span></span> unit</span></code></div><div class="spec-doc"><p>Execute the command and wait for it to exit, returning <code>()</code> wrapped in the output 