[#boost-urls-segments_encoded_base-front]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::xref:boost/urls/segments_encoded_base.adoc[segments&lowbar;encoded&lowbar;base]::front
:relfileprefix: ../../../
:mrdocs:


Return the first segment

== Synopsis


Declared in `&lt;https://www.github.com/boostorg/url/blob/develop/include/boost/url/segments_encoded_base.hpp#L267[boost&sol;url&sol;segments&lowbar;encoded&lowbar;base&period;hpp]&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:boost/urls/pct_string_view.adoc[pct&lowbar;string&lowbar;view]
front() const noexcept;
----

== Description


This function returns a string with the        first segment of the path without any        leading or trailing &apos;&sol;&apos; separators&period;        The returned string may contain        percent escapes&period;


=== Preconditions

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

=== Effects

[,cpp]
----
return *begin();
----

=== Example

[,cpp]
----
assert( url_view( "/path/to/file.txt" ).encoded_segments().front() == "path" );
----

=== Complexity

Constant&period;


=== Exception Safety

Throws nothing&period;





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