boost::urls::ipv6_address::loopback :: Boost Libraries Documentation

# boost::urls::ipv6_address::loopback

Return an address object that represents the loopback address

## Synopsis

Declared in `<boost/url/ipv6_address.hpp>`

    static
    ipv6_address
    loopback() noexcept;

## Description

The unicast address 0:0:0:0:0:0:0:1 is called the loopback address. It may be used by a node to send an IPv6 packet to itself.

## Specification

- https://datatracker.ietf.org/doc/html/rfc4291#section-2.5.3

## Return Value

The loopback address.

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