:relfileprefix: ../../
[#boost-urls-no_value_t]

== xref:boost.adoc[pass:[boost]]::xref:boost/urls.adoc[pass:[urls]]::no_value_t


The type of no_value


=== Synopsis

Declared in header `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/param.hpp#L30[boost/url/param.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
struct no_value_t;
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