static void TestClosedXML2()
{
// 运行速度很慢，内存占用越往后也越大
ClosedXmlTest ct = new ClosedXmlTest();
ct.DoTest_GenerateThenAttach();
ct = null;
}
static void TestClosedXML1()
{
// Memory usage will exceed 3000 MB, drop quickly to 60 MB after gc done
// 运行时间 100 秒，文件大小 23 MB
ClosedXmlTest ct = new ClosedXmlTest();
ct.DoTest_GenerateDirectly();
ct = null;
}
