public: void __cdecl QAbstractItemModel::columnsAboutToBeInserted(class QModelIndex const & __ptr64, int, int, struct QAbstractItemModel::QPrivateSignal) __ptr64

Mangled name

?columnsAboutToBeInserted@QAbstractItemModel@@QEAAXAEBVQModelIndex@@HHUQPrivateSignal@1@@Z

Exported by

size	filename	version
5842040	Qt5Core.dll	5.9.9.0