Construct from a string.

Synopsis

Declared in header </boost/url/authority_view.hpp#L158[boost/url/authority_view.hpp,window=blank_]>

authority_view(string_view s);

Description

This function attempts to construct an authority from the string s, which must be a valid ['authority 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 the view is destroyed.

BNF

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

userinfo      = user [ ":" [ password ] ]

user          = *( unreserved / pct-encoded / sub-delims )
password      = *( unreserved / pct-encoded / sub-delims / ":" )

host          = IP-literal / IPv4address / reg-name

port          = *DIGIT

Specification

Return Value

  • void

Parameters

Name Type

s

string_view