title: How do I add the currency symbol in a view, to a value pulled from a model?
body: <p>I need to precede a value pulled from JSON with '$'. How do I do this?</p>
  
  <p>I want </p>
  
  <pre><code>&lt;span ng-model="item.value"&gt;&lt;/span&gt;
  </code></pre>
  
  <p>to render $12.34, given that in the model the value of item.value = 12.34</p>