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


Remove the port

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/static_url.hpp#L396[boost/url/static_url.hpp]>`

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

== Description


If a port exists, it is removed. The rest        of the authority is unchanged.


=== Example

[,cpp]
----
assert( url( "http://www.example.com:80" ).remove_port().authority().buffer() == "www.example.com" );
----

=== Postconditions

[,cpp]
----
this->has_port() == false && this->port_number() == 0 && this->port() == ""
----

=== Complexity

Linear in `this‐>size()`.


=== Exception Safety

Throws nothing.


=== BNF

[,cpp]
----
authority     = [ userinfo "@" ] host [ ":" port ]

port          = *DIGIT
----

=== Specification

* link:https://datatracker.ietf.org/doc/html/rfc3986#section-3.2.3[            3.2.3. Port (rfc3986)]



== See Also


xref:boost/urls/url_base/set_port.adoc[set_port].






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