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//! [0]
QString foo;
QString type = "long";
foo->setText(QLatin1String("vector<") + type + QLatin1String(">::iterator"));
if (foo.startsWith("(" + type + ") 0x"))
...
//! [0]
//! [3]
#define QT_USE_FAST_CONCATENATION
//! [3]
//! [4]
#define QT_USE_FAST_CONCATENATION
#define QT_USE_FAST_OPERATOR_PLUS
//! [4]
//! [5]
#include <QStringBuilder>
QString hello("hello");
QStringRef el(&hello, 2, 3);
QLatin1String world("world");
QString message = hello % el % world % QChar('!');
//! [5]
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