lass='id identifier rubyid_data'>data</span><span class='rparen'>)</span><span class='semicolon'>;</span> <span class='kw'>end</span></pre>
    </td>
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      <div class="method_details ">
  <h3 class="signature " id="setItemOpenIcon-instance_method">
  
    #<strong>setItemOpenIcon</strong>(item, openIcon)  &#x21d2; <tt>Object</tt> 
  

  

  
</h3><div class="docstring">
  <div class="discussion">
    
<p>Change item’s open icon</p>


  </div>
</div>
<div class="tags">
  

</di