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#qt database using sqlite

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By window.setCentral Widget, i rowCount, qDebug data .toString
| DEV Community
#if 0 #include <QApplication> #include <QMainWindow> #include <QTableView> #include <QSqlDatabase> #include <QSqlTableModel> #include <QDebug> #include <QPushButton> #include <QVBoxLayout> #include <QWidget> #include <QSqlError> // 需要这个头文 #include <QSqlQuery> // 确保包含这个头文件 int main(int argc, char *argv[]) { QApplication app(argc, argv); // 创建主窗口 QMainWindow window; // 设置数据库连接 QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE"); db.setDatabaseName("example.db"); if (!db.open()) { qDebug() <<...
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