QCheckBox* checkbox = new QCheckBox("Enable feature", parent); checkbox->setToolTip("Check this box to enable the new feature.");
QCheckBox* checkbox = new QCheckBox(parent); checkbox->setText("Option A"); checkbox->setToolTip("This checkbox enables option A.");This example creates a new QCheckBox widget with the label "Option A" and sets a tooltip that explains what the checkbox does. These examples use the Qt library, specifically the QCheckBox class.