/app/public/js/libs/angular/docs/partials/api/angular.equals.html

<h1><code ng:non-bindable="">angular.equals</code>
<span class="hint">(API in module <code ng:non-bindable="">ng</code>
)</span>
</h1>
<div><h2 id="Description">Description</h2>
<div class="description"><p>Determines if two objects or two values are equivalent. Supports value types, arrays and
objects.</p>

<p>Two objects or values are considered equivalent if at least one of the following is true:</p>

<ul>
<li>Both objects or values pass <code>===</code> comparison.</li>
<li>Both objects or values are of the same type and all of their properties pass <code>===</code> comparison.</li>
<li>Both values are NaN. (In JavasScript, NaN == NaN => false. But we consider two NaN as equal)</li>
</ul>

<p>During a property comparision, properties of <code>function</code> type and properties with names
that begin with <code>$</code> are ignored.</p>

<p>Scope and DOMWindow objects are being compared only be identify (<code>===</code>).</p></div>
<h2 id="Usage">Usage</h2>
<div class="usage"><pre class="prettyprint linenums">angular.equals(o1, o2);</pre>
<h3 id="Parameters">Parameters</h3>
<ul class="parameters"><li><code ng:non-bindable="">o1 – {*} – </code>
<p>Object or value to compare.</p></li>
<li><code ng:non-bindable="">o2 – {*} – </code>
<p>Object or value to compare.</p></li>
</ul>
<h3 id="Returns">Returns</h3>
<div class="returns"><code ng:non-bindable="">{boolean}</code>
– <p>True if arguments are equal.</p></div>
</div>
</div>