[#boost-urls-operator_not_eq-02]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::operator!=
:relfileprefix: ../../
:mrdocs:


Return true if two addresses are not equal

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/ipv4_address.hpp#L252[boost/url/ipv4_address.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
operator!=(
    xref:boost/urls/ipv4_address.adoc[ipv4_address] const& a1,
    xref:boost/urls/ipv4_address.adoc[ipv4_address] const& a2) noexcept;
----



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