arcengine导入excel表格

要在ArcEngine中导入Excel表格，您可以使用ArcObjects来实现。下面是一个示例代码，演示如何导入Excel表格到ArcEngine中：

using ESRI.ArcGIS.DataSourcesGDB;
using ESRI.ArcGIS.Geodatabase;

// 创建工作空间
IWorkspaceFactory workspaceFactory = new AccessWorkspaceFactory();
IWorkspace workspace = workspaceFactory.OpenFromFile("C:\\path\\to\\your\\geodatabase.mdb", 0);

// 打开工作空间
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)workspace;
IFeatureClass featureClass = featureWorkspace.OpenFeatureClass("your_feature_class_name");

// 创建Excel表格工作簿
IWorkspaceFactory excelWorkspaceFactory = new ExcelWorkspaceFactory();
IWorkspace excelWorkspace = excelWorkspaceFactory.OpenFromFile("C:\\path\\to\\your\\excel_file.xls", 0);

// 打开Excel表格工作簿
IFeatureWorkspace excelFeatureWorkspace = (IFeatureWorkspace)excelWorkspace;
IFeatureClass excelFeatureClass = excelFeatureWorkspace.OpenFeatureClass("your_excel_sheet_name");

// 导入Excel表格到ArcEngine中
ITableCopy tableCopy = new TableCopy();
tableCopy.Copy(excelFeatureClass, featureClass);

// 释放资源
System.Runtime.InteropServices.Marshal.ReleaseComObject(tableCopy);
System.Runtime.InteropServices.Marshal.ReleaseComObject(excelFeatureClass);
System.Runtime.InteropServices.Marshal.ReleaseComObject(excelFeatureWorkspace);
System.Runtime.InteropServices.Marshal.ReleaseComObject(excelWorkspace);
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureClass);
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureWorkspace);
System.Runtime.InteropServices.Marshal.ReleaseComObject(workspace);
System.Runtime.InteropServices.Marshal.ReleaseComObject(workspaceFactory);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(tableCopy);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(excelFeatureClass);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(excelFeatureWorkspace);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(excelWorkspace);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(featureClass);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(featureWorkspace);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(workspace);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(workspaceFactory);

请确保您已将代码中的路径替换为实际的文件路径和文件名。此示例假设您已经创建了一个文件地理数据库 (geodatabase)，并且您的要素类已经存在于该地理数据库中。

此代码片段中使用的是ArcObjects，这是用于与ArcGIS进行编程交互的API。确保您已经安装并配置了ArcObjects开发环境。