[#boost-urls-operator_le-0a] = xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::operator<= :relfileprefix: ../../ :mrdocs: Return the result of comparing two URLs == Synopsis Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/url_view_base.hpp#L2475[boost/url/url_view_base.hpp]>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- bool operator<=( xref:boost/urls/url_view_base.adoc[url_view_base] const& u0, xref:boost/urls/url_view_base.adoc[url_view_base] const& u1) noexcept; ---- == Description The URLs are compared component by component as if they were first normalized. === Example [,cpp] ---- url_view u0( "http://www.b.com/index.htm" ); url_view u1( "http://www.b.com/index.htm" ); assert( u0 <= u1 ); ---- === Effects [,cpp] ---- url a(u0); a.normalize(); url b(u1); b.normalize(); return a.buffer() <= b.buffer(); ---- === Complexity Linear in `min( u0.size(), u1.size() )` === Exception Safety Throws nothing === Specification * link:https://datatracker.ietf.org/doc/html/rfc3986#section-6.2.2[6.2.2 Syntax‐Based Normalization (rfc3986)] Return the result of comparing two URLs The URLs are compared component by component as if they were first normalized. === Example [,cpp] ---- url_view u0( "http://www.b.com/index.htm" ); url_view u1( "http://www.b.com/index.htm" ); assert( u0 <= u1 ); ---- === Effects [,cpp] ---- url a(u0); a.normalize(); url b(u1); b.normalize(); return a.buffer() <= b.buffer(); ---- === Complexity Linear in `min( u0.size(), u1.size() )` === Exception Safety Throws nothing === Specification * link:https://datatracker.ietf.org/doc/html/rfc3986#section-6.2.2[6.2.2 Syntax‐Based Normalization (rfc3986)] == Return Value `true` if `u0 <= u1` [.small]#Created with https://www.mrdocs.com[MrDocs]#