Web scraping: Difference between revisions

=={{header|Ceylon}}==

Don't forget to import ceylon.uri and ceylon.http.client in your module.ceylon file.

<lang ceylon>import ceylon.uri {

parse

}

import ceylon.http.client {

get

}

shared void run() {

// apparently the cgi link is deprecated?

value oldUri = "http://tycho.usno.navy.mil/cgi-bin/timer.pl";

value newUri = "http://tycho.usno.navy.mil/timer.pl";

value contents = downloadContents(newUri);

value time = extractTime(contents);

print(time else "nothing found");

}

String downloadContents(String uriString) {

value uri = parse(uriString);

value request = get(uri);

value response = request.execute();

return response.contents;

}

String? extractTime(String contents) =>

contents

.lines

.filter((String element) => element.contains("UTC"))

.first

?.substring(4, 21);</lang>