:relfileprefix: ../../../ [#boost-urls-authority_view-08friend-0c] == xref:boost.adoc[pass:[boost]]::xref:boost/urls.adoc[pass:[urls]]::operator!= Return the result of comparing two authorities The authorities are compared component by component as if they were first normalized. === Synopsis Declared in header `` [source,cpp,subs="verbatim,macros,-callouts"] ---- friend bool operator!=( xref:boost/urls/authority_view.adoc[authority_view] const& a0, xref:boost/urls/authority_view.adoc[authority_view] const& a1) noexcept; ---- === Description === Linear in `min( a0.size(), a1.size() )` === Throws nothing