 value of the <code>SameSite</code> attribute for this cookie or <code>null</code> if the attribute is not set.
 This attributes controls whether the cookie is sent with cross-origin requests, providing protection against
 cross-site request forgery.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>the value of the <code>SameSite</code> cookie attribute or <code>null</code>.</dd>
<dt>Since:</dt>
<dd>3.1</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="toCookie()">
<h3>toCookie</h3>
<div class="mem