title: How to Hide a item in combo - Extjs 4.1
body: <p>I have a combobox like <b><a href="http://jsfiddle.net/8jnRR/" rel="noreferrer">http://jsfiddle.net/8jnRR/</a></b></p>
  
  <p><img src="https://i.stack.imgur.com/jxWVd.jpg" alt="enter image description here">
  <br>Here is my <code>store</code></p>
  
  <pre><code>var stored = new Ext.data.SimpleStore({
        fields: [ "value", "text" ],
        data: [
          [ 0, "Online0" ],
          [ 1, "Online1" ],
          [ 2, "Online2" ]
          ,[ 100, "Hide" ] // how to hide this item
        ]
      });
  </code></pre>
  
  <p><br>I want to hide a item has value is 100 above. How to do that, thanks so much</p>