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

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


Return the normalized string for a known scheme


== Synopsis

Declared in header `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/scheme.hpp#L151[boost/url/scheme.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
core::string_view
to_string(xref:boost/urls/scheme.adoc[scheme] s) noexcept;
----



== Return Value


A string representing the known scheme



== Parameters

|===
| Name | Description 

| *s*
| 
The known scheme constant

|===