:relfileprefix: ../../../ [#255B09B5774049DF6917247ABA3D257B26A9371D] = Function url_view::url_view pass:v,q[Constructor] == Synopsis Declared in header `` [source,cpp,subs="verbatim,macros,-callouts"] ---- url_view(string_view s); ---- == Description pass:v,q[This function constructs a URL from] pass:v,q[the string `s`, which must contain a] pass:v,q[valid] pass:v,q[URI] pass:v,q[or] pass:v,q[relative-ref] pass:v,q[or else an exception is thrown. Upon] pass:v,q[successful construction, the view] pass:v,q[refers to the characters in the] pass:v,q[buffer pointed to by `s`.] pass:v,q[Ownership is not transferred; The caller] pass:v,q[is responsible for ensuring that the] pass:v,q[lifetime of the buffer extends until] pass:v,q[it is no longer referenced.] === Example [,cpp] ---- url_view u( "http://www.example.com/index.htm" ); ---- === Effects [,cpp] ---- return parse_uri_reference( s ).value(); ---- === Complexity pass:v,q[Linear in `s.size()`.] === Exception Safety pass:v,q[Exceptions thrown on invalid input.] === BNF [,cpp] ---- URI = scheme ":" hier-part [ "?" query ] [ "#" fragment ] relative-ref = relative-part [ "?" query ] [ "#" fragment ] ---- === Specification * link:https://datatracker.ietf.org/doc/html/rfc3986#section-4.1[4.1. URI Reference] == Return Value * `void` == Parameters |=== | Name | Type | *s* | `string_view` |===