pan><span class="keyword">val</span> ends_with : <span><span class="label">suffix</span>:string <span class="arrow">&#45;&gt;</span></span> <span>string <span class="arrow">&#45;&gt;</span></span> bool</span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-contains_from"><a href="#val-contains_from" class="anchor"></a><code><span><span class="keyword">val</span> contains_from : <span>string <span class="arrow">&#45;&gt;</span></span> <span>int <span class="arrow">&#45;&gt;<