title: Using angularjs filter in html attribute
body: <p>Im trying to use a angularjs filter inside a html attribute:</p>
  
  <p>Example:</p>
  
  <pre><code>&lt;div heading="test | filtername"&gt;&lt;/div&gt;
  </code></pre>
  
  <p>But this is not working.</p>
  
  <p>if I do like this it workes fine:</p>
  
  <pre><code>&lt;div&gt;{{"test" | filtername}}&lt;/div&gt;
  </code></pre>
  
  <p>can anyone explain what im doing wrong???</p>