title: HOw to add combobox/dropdownbox in Action script 3 in FLEX
body: <p>I have searched a lot but could found  a code where i can add comobox on screen
  CAn anyone give me example .
   like</p>
  
  <pre><code>Var combobox = new Combobox();
  </code></pre>
  
  <p>i don't have any gui</p>
  
  <p>Where can i get the list/attributes of all the components like API for use in AS3</p>