post method
Opens an HTTP connection using the POST method.
The server is specified using host and port, and the path
(including a possible query) is specified using
path.
See open for details.
Implementation
@override
Future<HttpClientRequest> post(String host, int port, String path) {
return _openUrl(_RequestMethod.post.value,
Uri(scheme: 'http', host: host, port: port, path: path));
}