文档半岛外围网上直营>>Stimulsoft Reports.WinForms教程-2019>>Stimulsoft Reports.WinForms教程:ENGINEV1和ENGINEV2内存测试
Stimulsoft Reports.WinForms教程:ENGINEV1和ENGINEV2内存测试
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此示例比较了使用旧V1和新V2报表引擎时的内存消耗。让我们使用一个复杂的Master-Detail报表进行比较。每次构建之后,您可以调用垃圾收集器并查看内存消耗:
public Form1()
{
InitializeComponent();
var data = new DataSet();
data.ReadXmlSchema("..\\..\\Data\\Demo.xsd");
data.ReadXml("..\\..\\Data\\Demo.xml");
using (var stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("MemoryTest.Master-Detail-Subdetail.mrt"))
{
report1.RegData(data);
report1.Load(stream);
report1.EngineVersion = Stimulsoft.Report.Engine.StiEngineVersion.EngineV1;
report1.Compile();
}
using (var stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("MemoryTest.Master-Detail-Subdetail.mrt"))
{
report2.RegData(data);
report2.Load(stream);
report2.EngineVersion = Stimulsoft.Report.Engine.StiEngineVersion.EngineV2;
report2.Compile();
}
}
private void button1_Click(object sender, EventArgs e)
{
report1.Render();
}
private void button2_Click(object sender, EventArgs e)
{
report2.Render();
}
private void button3_Click(object sender, EventArgs e)
{
report1.RenderedPages.Clear();
GC.Collect();
GC.Collect();
GC.Collect();
}private void button4_Click(object sender, EventArgs e)
{
report2.RenderedPages.Clear();
GC.Collect();
GC.Collect();
GC.Collect();
}
在下面的屏幕截图中,您可以看到示例代码的结果。


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