class="name ">observe</span>
(<wbr><span class="parameter" id="observe-param-options"><span class="type-annotation"><a href="dart-core/Map-class.html">Map</a></span> <span class="parameter-name">options</span></span>)
      
    </section>
    
    <section class="summary source-code" id="source">
      <h2><span>Implementation</span></h2>
      <pre class="language-dart"><code class="language-dart">void observe(Map options) {
  var options_1 = convertDartToNative_Dictionary(options);
  _observe_1(options_1