挿入
[列の挿入]
xlRange = (Range^)ws->Columns["A:A", System::Type::Missing];
xlRange->Insert(XlInsertShiftDirection::xlShiftToRight,System::Type::Missing);

System::Runtime::InteropServices::Marshal::ReleaseComObject(xlRange);


[行の挿入]
xlRange = (Range^)ws->Rows["1:1", System::Type::Missing];
xlRange->Insert(XlInsertShiftDirection::xlShiftDown,System::Type::Missing);

System::Runtime::InteropServices::Marshal::ReleaseComObject(xlRange);