/a> &#x00BB; TextTrack</nav><h1>Module <code>Html_Events.TextTrack</code></h1></header><aside><p><a href="https://www.w3.org/TR/html52/semantics-embedded-content.html#event-handlers-for-objects-of-the-text-track-apis">Text Track Events</a></p></aside><dl><dt class="spec external" id="val-make"><a href="#val-make" class="anchor"></a><code><span class="keyword">external </span>make : ?&#8288;on_change:(Dom.event <span>&#45;&gt;</span> unit) <span>&#45;&gt;</span> ?&#8288;on_addtrack:(Dom.event <span>&#45;&gt;