:relfileprefix: ../../../../
[#boost-urls-grammar-range-2constructor-01e]

= xref:boost.adoc[pass:[boost]]::xref:boost/urls.adoc[pass:[urls]]::xref:boost/urls/grammar.adoc[pass:[grammar]]::xref:boost/urls/grammar/range.adoc[pass:[range]]::range


Constructor


== Synopsis

Declared in header `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/grammar/range_rule.hpp#L175[boost/url/grammar/range_rule.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
range() noexcept;
----

== Description


Default-constructed ranges have
zero elements.

=== Exception Safety

Throws nothing.