[#boost-urls-static_url-remove_port]
= xref:boost/urls/static_url/remove_port.adoc[boost::urls::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#L398[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
* https://datatracker.ietf.org/doc/html/rfc3986#section-3.2.3[]

== Return Value

`*this`

== See Also

xref:boost/urls/static_url/set_port.adoc[`set_port`].


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