嵌入或链接现有的 Excel 工作表 loadTOCNode(3, 'summary'); 启动 Visio，然后打开绘图。 单击 插...
您想要了解的是 ClosedXML,这是一个 C# 库,用于将数据表添加到现有的 Excel 工作表中。ClosedXML 可以使您轻松地将 ASP.NET Core 数据绑定到 Excel 文件,并创建动态 Excel 文件,以及将数据导出到 Excel 文件。 以下是 ClosedXML 的主要概念和优势: 数据表:ClosedXML 支持各种数据表,如列表、范围、表格和网格。
usingClosedXML.Excel;usingSystem.Data;usingSystem.IO;///<summary>///导出Excel文件///</summary>///<param name="data">导出的数据</param>///<param name="colsWidth">列宽</param>///<returns></returns>publicstaticbyte[] ExportExcel(DataTable data,int[] colsWidth =null) {using(XLWorkbook w...
usingClosedXML.Excel;usingSystem.Data;usingSystem.IO;///<summary>///导出Excel文件///</summary>///<param name="data">导出的数据</param>///<param name="colsWidth">列宽</param>///<returns></returns>publicstaticbyte[] ExportExcel(DataTable data,int[] colsWidth =null) {using(XLWorkbook w...
privateDataTable ImportExcelToDataTable() { DataTable dt=newDataTable();using(OpenFileDialog ofd =newOpenFileDialog()) {if(ofd.ShowDialog() !=DialogResult.OK) {returndt; }using(XLWorkbook workBook =newXLWorkbook(ofd.FileName)) { IXLWorksheet workSheet= workBook.Worksheet(1);boolfirstRow =true...
HttpContext.Output(filedata, "XX统计_导出" + DateTime.Today.ShowDate() + ".xlsx"); } 1. 2. 3. 4. 5. 6. 7. 2、生成导出文件 方法一:遍历表格,逐个单元格设置。 using ClosedXML.Excel;using System.Data;using System.IO;/// /// 导出Excel文件/// /// 导出的数据/// 列宽/// public...
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/// </summary> /// <param name="type"></param> /// <returns></returns> protected override bool CanWriteType(Type type) { return type == typeof(DataTable); } /// <summary> /// This handles the serialization of the data to Excel. /// </summary> /// <param name="context">...
<%@ ImportNamespace="System.Data"%> <%@ ImportNamespace="System.Data.SqlClient"%> <%@ ImportNamespace="ClosedXML.Excel"%> <!DOCTYPE html> <script runat="server"> ProtectedSubPage_Load(senderAsObject, eAsSystem.EventArgs) DimworkbookAsXLWorkbook =NewXLWorkbook() ...