<div class="result">
      <json-formatter json='deep' open="3"></json-formatter>
    </div>

    <h4>Opened 4 level</h4>
    <div class="result">
      <json-formatter json='deep' open="4"></json-formatter>
    </div>

    <h4>Custom constructors</h4>
    <div class="result">
      <json-formatter open="1" json='person'></json-formatter>
    </div>

    <h4><code>ng-repeat</code></h4>
    <p>If you are iterating in an array of objects, make sure you are using <code>track by $index</code> to avoid adding ex