" id=C3_L4></a><a href="#C3_L5" id=C3_L5></a></span></code></pre>
<p>The <code>{{link-to}}</code> helper takes one or two arguments:</p>
<ul>
<li>The name of a route. In this example, it would be <code>index</code>, <code>photos</code>, or
<code>photos.edit</code>.</li>
<li>At most one model for each <a href="../../routing/defining-your-routes/#toc_dynamic-segments">dynamic segment</a>.
By default, Ember.js will replace each segment with the value of the corresponding object's <code>id</code> property.
In t