boost::urls::url_view_base::has_authority

Return true if an authority is present

Synopsis

Declared in header <boost/url/url_view_base.hpp>

bool
has_authority() const noexcept;

Description

This function returns true if the url contains an authority. The presence of an authority is denoted by a double slash ("//") at the beginning or after the scheme.

Example

assert( url_view( "http://www.example.com/index.htm" ).has_authority() );

Complexity

Constant.

Exception Safety

Throws nothing.

BNF

authority       = [ userinfo "@" ] host [ ":" port ]

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

absolute-URI    = scheme ":" hier-part [ "?" query ]

URI-reference   = URI / relative-ref

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

hier-part       = "//" authority path-abempty
                ; (more...)

relative-part   = "//" authority path-abempty
                ; (more...)

Specification

3.2. Authority (rfc3986)