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//! [0]
QUrl url("http://www.example.com/List of holidays.xml");
// url.toEncoded() == "http://www.example.com/List%20of%20holidays.xml"
//! [0]


//! [1]
QUrl url = QUrl::fromEncoded("http://qt-project.org/List%20of%20holidays.xml");
//! [1]


//! [2]
bool checkUrl(const QUrl &url) {
    if (!url.isValid()) {
        qDebug("Invalid URL: %s", qUtf8Printable(url.toString()));
        return false;
    }

    return true;
}
//! [2]


//! [3]
QTcpSocket sock;
sock.connectToHost(url.host(), url.port(80));
//! [3]


//! [4]
http://www.example.com/cgi-bin/drawgraph.cgi?type(pie)color(green)
//! [4]


//! [5]
QUrl baseUrl("http://qt.digia.com/Support/");
QUrl relativeUrl("../Product/Library/");
qDebug(baseUrl.resolved(relativeUrl).toString());
// prints "http://qt.digia.com/Product/Library/"
//! [5]


//! [6]
QByteArray ba = QUrl::toPercentEncoding("{a fishy string?}", "{}", "s");
qDebug(ba.constData());
// prints "{a fi%73hy %73tring%3F}"
//! [6]

//! [7]
QUrl url("http://qt-project.org/support/file.html");
// url.adjusted(RemoveFilename) == "http://qt-project.org/support/"
// url.fileName() == "file.html"
//! [7]

//! [8]
    qDebug() << QUrl("main.qml").isRelative();          // true: no scheme
    qDebug() << QUrl("qml/main.qml").isRelative();      // true: no scheme
    qDebug() << QUrl("file:main.qml").isRelative();     // false: has "file" scheme
    qDebug() << QUrl("file:qml/main.qml").isRelative(); // false: has "file" scheme
//! [8]

//! [9]
    // Absolute URL, relative path
    QUrl url("file:file.txt");
    qDebug() << url.isRelative();                 // false: has "file" scheme
    qDebug() << QDir::isAbsolutePath(url.path()); // false: relative path

    // Relative URL, absolute path
    url = QUrl("/home/user/file.txt");
    qDebug() << url.isRelative();                 // true: has no scheme
    qDebug() << QDir::isAbsolutePath(url.path()); // true: absolute path
//! [9]

//! [10]
    QUrl original("http://example.com/?q=a%2B%3Db%26c");
    QUrl copy(original);
    copy.setQuery(copy.query(QUrl::FullyDecoded), QUrl::DecodedMode);

    qDebug() << original.toString();   // prints: http://example.com/?q=a%2B%3Db%26c
    qDebug() << copy.toString();       // prints: http://example.com/?q=a+=b&c
//! [10]

//! [11]
    QUrl url;
    url.setScheme("ftp");
//! [11]

//! [12]
    qDebug() << QUrl("file:file.txt").path();                   // "file.txt"
    qDebug() << QUrl("/home/user/file.txt").path();             // "/home/user/file.txt"
    qDebug() << QUrl("http://www.example.com/test/123").path(); // "/test/123"
//! [12]

//! [13]
    qDebug() << QUrl("/foo%FFbar").path();
//! [13]

//! [14]
    qDebug() << QUrl("/foo+bar%2B").path(); // "/foo+bar+"
//! [14]

//! [15]
    const QUrl url("/tmp/Mambo %235%3F.mp3");
    qDebug() << url.path(QUrl::FullyDecoded);  // "/tmp/Mambo #5?.mp3"
    qDebug() << url.path(QUrl::PrettyDecoded); // "/tmp/Mambo #5?.mp3"
    qDebug() << url.path(QUrl::FullyEncoded);  // "/tmp/Mambo%20%235%3F.mp3"
//! [15]

//! [16]
    qDebug() << QUrl::fromLocalFile("file.txt");            // QUrl("file:file.txt")
    qDebug() << QUrl::fromLocalFile("/home/user/file.txt"); // QUrl("file:///home/user/file.txt")
    qDebug() << QUrl::fromLocalFile("file:file.txt");       // doesn't make sense; expects path, not url with scheme
//! [16]

//! [17]
    QUrl url = QUrl::fromLocalFile("file.txt");
    QUrl baseUrl = QUrl("file:/home/user/");
    // wrong: prints QUrl("file:file.txt"), as url already has a scheme
    qDebug() << baseUrl.resolved(url);
//! [17]

//! [18]
    // correct: prints QUrl("file:///home/user/file.txt")
    url.setScheme(QString());
    qDebug() << baseUrl.resolved(url);
//! [18]

//! [19]
    QUrl url = QUrl("file.txt");
    QUrl baseUrl = QUrl("file:/home/user/");
    // prints QUrl("file:///home/user/file.txt")
    qDebug() << baseUrl.resolved(url);
//! [19]

//! [20]
    qDebug() << QUrl("file:file.txt").toLocalFile();            // "file:file.txt"
    qDebug() << QUrl("file:/home/user/file.txt").toLocalFile(); // "file:///home/user/file.txt"
    qDebug() << QUrl("file.txt").toLocalFile();                 // ""; wasn't a local file as it had no scheme
//! [20]