diff options
Diffstat (limited to 'src/corelib/doc/snippets/code')
-rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_io_qurl.cpp | 6 | ||||
-rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp | 58 |
2 files changed, 64 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/src_corelib_io_qurl.cpp b/src/corelib/doc/snippets/code/src_corelib_io_qurl.cpp index 532a0e1f59..91eaf298e1 100644 --- a/src/corelib/doc/snippets/code/src_corelib_io_qurl.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_io_qurl.cpp @@ -85,3 +85,9 @@ 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] diff --git a/src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp b/src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp index 25d24185ee..ab909e5065 100644 --- a/src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp @@ -134,3 +134,61 @@ return QVariant::fromValue(s); QObject *object = getObjectFromSomewhere(); QVariant data = QVariant::fromValue(object); //! [8] + +//! [9] + +QList<int> intList; +intList.push_back(7); +intList.push_back(11); +intList.push_back(42); + +QVariant variant = QVariant::fromValue(intList); +if (variant.canConvert<QVariantList>()) { + QSequentialIterable iterable = variant.value<QSequentialIterable>(); + // Can use foreach: + foreach (const QVariant &v, iterable) { + qDebug() << v; + } + // Can use C++11 range-for: + for (const QVariant &v : iterable) { + qDebug() << v; + } + // Can use iterators: + QSequentialIterable::const_iterator it = iterable.begin(); + const QSequentialIterable::const_iterator end = iterable.end(); + for ( ; it != end; ++it) { + qDebug() << *it; + } +} + +//! [9] + +//! [10] + +QHash<int, QString> mapping; +mapping.insert(7, "Seven"); +mapping.insert(11, "Eleven"); +mapping.insert(42, "Forty-two"); + +QVariant variant = QVariant::fromValue(mapping); +if (variant.canConvert<QVariantHash>()) { + QAssociativeIterable iterable = variant.value<QAssociativeIterable>(); + // Can use foreach over the values: + foreach (const QVariant &v, iterable) { + qDebug() << v; + } + // Can use C++11 range-for over the values: + for (const QVariant &v : iterable) { + qDebug() << v; + } + // Can use iterators: + QAssociativeIterable::const_iterator it = iterable.begin(); + const QAssociativeIterable::const_iterator end = iterable.end(); + for ( ; it != end; ++it) { + qDebug() << *it; // The current value + qDebug() << it.key(); + qDebug() << it.value(); + } +} + +//! [10] |