anticsAction-class.html">SemanticsAction</a></span>
          const <span class="name ">increase</span>
          
        </section>
        <section class="desc markdown">
          <p>A request to increase the value represented by the semantics node.</p>
<p>For example, this action might be recognized by a slider control.</p>
        </section>
                <section class="summary source-code" id="source">
          <h2><span>Implementation</span></h2>
          <pre class="language-dart"><code class=