:relfileprefix: ../../../
[#86E21F68C33AB0280D821766F2600BCF45912F79]

= Function segments_encoded_base::back

pass:v,q[Return the last segment]


== Synopsis

Declared in header `</boost/url/segments_encoded_base.hpp#L281[boost/url/segments_encoded_base.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
xref:boost/urls/pct_string_view.adoc[pct_string_view]
back() const noexcept;
----

== Description

pass:v,q[This function returns a string with the] pass:v,q[last segment of the path without any]
pass:v,q[leading or trailing '/' separators.]
pass:v,q[The returned string may contain]
pass:v,q[percent escapes.]

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

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

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

=== Effects
[,cpp]
----
return *--end();
----

=== Complexity
pass:v,q[Constant.]

=== Exception Safety
pass:v,q[Throws nothing.]



== Return Value

* `pct_string_view`