[#boost-urls-grammar-string_view_base-npos]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/grammar.adoc[grammar]::xref:boost/urls/grammar/string_view_base.adoc[string_view_base]::npos
:relfileprefix: ../../../../
:mrdocs:


A constant used to represent "no position"

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/grammar/string_view_base.hpp#L113[boost/url/grammar/string_view_base.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
inline constexpr static
std::size_t npos = core::string_view::npos;
----



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