[#boost-urls-static_url-normalize_scheme]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/static_url.adoc[static_url]::normalize_scheme
:relfileprefix: ../../../
:mrdocs:


Normalize the URL scheme

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/static_url.hpp#L427[boost/url/static_url.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:boost/urls/static_url.adoc[static_url]&
normalize_scheme();
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== Description


Applies Syntax‐based normalization to the        URL scheme.

The scheme is normalized to lowercase.


=== Exception Safety

Strong guarantee.        Calls to allocate may throw.


=== Specification

* link:https://datatracker.ietf.org/doc/html/rfc3986#section-6.2.2[6.2.2 Syntax‐Based Normalization (rfc3986)]





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