:relfileprefix: ../../../
[#6625AC41A4020227FDE0A74FE865C7F7E1791A63]

= Function url_view_base::has_fragment

pass:v,q[Return true if a fragment is present]


== Synopsis

Declared in header `</boost/url/url_view_base.hpp#L2090[boost/url/url_view_base.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
bool
has_fragment() const noexcept;
----

== Description

pass:v,q[This function returns true if the url] pass:v,q[contains a fragment.] pass:v,q[An empty fragment is distinct from]
pass:v,q[no fragment.]

=== Example
[,cpp]
----
assert( url_view( "http://www.example.com/index.htm#anchor" ).has_fragment() );
----

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

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

=== BNF
[,cpp]
----
URI           = scheme ":" hier-part [ "?" query ] [ "#" fragment ]

relative-ref  = relative-part [ "?" query ] [ "#" fragment ]
----

=== Specification

* link:https://datatracker.ietf.org/doc/html/rfc3986#section-3.5[3.5. Fragment (rfc3986)]



== Return Value

* `bool`