[#boost-urls-segments_ref-clear]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/segments_ref.adoc[segments_ref]::clear
:relfileprefix: ../../../
:mrdocs:


Clear the contents of the container

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/segments_ref.hpp#L270[boost/url/segments_ref.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
clear() noexcept;
----

== Description


All iterators are invalidated.


=== Effects

[,cpp]
----
this->url().set_encoded_path( "" );
----

=== Postconditions

[,cpp]
----
this->empty() == true
----

=== Complexity

Linear in `this‐>url().encoded_query().size() + this‐>url().encoded_fragment().size()`.


=== Exception Safety

Throws nothing.





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