anged_added_2_1">
 Return the previously stored value and store the specified key/value pair. This is intended to store data that would
 otherwise reside in an instance variable on the component.
 </p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>key</code> - the key for the value</dd>
<dd><code>value</code> - the value</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the previously stored value</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>2.1</dd>
</d