#include#include #include int main() { QList names = {"John", "Alice", "Bob", "Jane"}; QString first = names.front(); qDebug() << "The first name is: " << first; return 0; }
#includeThis code initializes a QList of QStrings with four names. The original list is printed to the console using qDebug(). The front() method is used to modify the first element of the QList to "Mary". The modified list is then printed to the console using qDebug(). Package/library: Qt Core Module.#include #include int main() { QList names = {"John", "Alice", "Bob", "Jane"}; qDebug() << "Original list: " << names; names.front() = "Mary"; qDebug() << "Modified list: " << names; return 0; }