g</span> ... <span class="keyword">end</span></code></div><dl><dt class="spec value" id="val-scan_left"><a href="#val-scan_left" class="anchor"></a><code><span class="keyword">val</span> scan_left : <span>(int <span>&#45;&gt;</span> <span class="type-var">'a</span> <span>&#45;&gt;</span> int)</span> <span>&#45;&gt;</span> int <span>&#45;&gt;</span> <span><span class="type-var">'a</span> <a href="MA/TSL/index.html#type-t">MA.TSL.t</a></span> <span>&#45;&gt;</span> <span>int <a href="MA/TSL/index.html#type-t"