toc_arrays">
<p>Native arrays will no longer implement the functionality needed to
observe them. If you disable prototype extension and attempt to use
native arrays with things like a template's <code>{{#each}}</code> helper, Ember.js
will have no way to detect changes to the array and the template will
not update as the underlying array changes.</p>
<p>Additionally, if you try to set the model of an
<code>Ember.ArrayController</code> to a plain native array, it will raise an
exception since it no longer im