title: How to make dropdown "Searchable" using Angular JS & HTML?
body: <p>HTML:</p>
  
  <pre><code>enter code here
  
  &lt;select  ng-model="selection.count"  ng-options="name.Country for name in      dataset | unique:'Country' | orderBy: 'Country'"   ng-change="onDropClick()" ng-click="barChart()" overflow-y:scroll &gt;
  &lt;/select&gt;
  </code></pre>
  
  <p>I want the dropdown to have a search bar and then display the selected option</p>