[#DC200863044BFE53976D53EF543006D709B007AA]

<div id="DC200863044BFE53976D53EF543006D709B007AA">
    <div>
        <h2>Function <a href="#">ipv6_address</a>::
is_loopback</h2>
        <p><span>Return true if the address is a loopback address</span></p>


    </div>

    <div>
        <h3>Synopsis</h3>
        <div>
            <code>
                            </code>
        </div>
        <pre class="source-code cpp">
            bool
is_loopback() const noexcept;
        </pre>
    </div>

    <div>
        <h3>Description</h3>
        <p><span>The unicast address 0:0:0:0:0:0:0:1 is called</span> <span>the loopback address. It may be used by a node</span>
<span>to send an IPv6 packet to itself.</span></p>

<h3>Specification</h3>
<li><a href="https://datatracker.ietf.org/doc/html/rfc4291#section-2.5.3">            2.5.3. The Loopback Address (rfc4291)</a></li>

    </div>



</div>