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-rw-r--r--src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp30
1 files changed, 30 insertions, 0 deletions
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 779c35d879..ab909e5065 100644
--- a/src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp
+++ b/src/corelib/doc/snippets/code/src_corelib_kernel_qvariant.cpp
@@ -162,3 +162,33 @@ if (variant.canConvert<QVariantList>()) {
}
//! [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]