Return the port

Synopsis

Declared in header </boost/url/authority_view.hpp#L1133[boost/url/authority_view.hpp,window=blank_]>

string_view
port() const noexcept;

Description

If present, this function returns a string representing the port (which may be empty). Otherwise it returns an empty string.

Example

assert( url_view( "http://localhost.com:8080" ).port() == "8080" );

Complexity

Constant.

Exception Safety

Throws nothing.

BNF

port        = *DIGIT

Specification

Return Value

  • string_view