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Return the last segment.
pct_string_view back() const;
This function returns a string with the last segment of the path without any leading or trailing '/' separators. The returned string may contain percent escapes.
this->[link url.ref.boost__urls__segments_encoded_base.empty `empty`]() == false
assert( url_view( "/path/to/file.txt" ).encoded_segments().[link url.ref.boost__urls__segments_encoded_base.back `back`]() == "file.txt" );
this->[link url.ref.boost__urls__segments_encoded_base.empty `empty`]() == false
return *--[link url.ref.boost__urls__segments_encoded_base.end `end`]();
Constant.
Throws nothing.