Constructor

Synopsis

Declared in header </boost/url/url_view.hpp#L197[boost/url/url_view.hpp,window=blank_]>

url_view(string_view s);

Description

This function constructs a URL from the string s, which must contain a valid URI or relative-ref or else an exception is thrown. Upon successful construction, the view refers to the characters in the buffer pointed to by s. Ownership is not transferred; The caller is responsible for ensuring that the lifetime of the buffer extends until it is no longer referenced.

Example

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

Effects

return parse_uri_reference( s ).value();

Complexity

Linear in s.size().

Exception Safety

Exceptions thrown on invalid input.

BNF

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

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

Specification

Return Value

  • void

Parameters

Name Type

s

string_view