第一步,添加引用
Microsoft.Office.Interop.Excel
第二步,调用函数
/// <summary>
/// 向excel中指定sheet指定位写入数据
/// </summary>
/// <param name="fileName">excel文件名,带路径</param>
/// <param name="sheetName">表单名称</param>
/// <param name="lineNbr">指令行数,从1开始</param>
/// <param name="dt">修改值</param>
/// <param name="mylog">记录日志,用于错误输出</param>
public static void WriteToEcel(string fileName, string sheetName, int lineNbr, string dt, log4net.ILog mylog)
{
Microsoft.Office.Interop.Excel.Application objExcelApp;//定义Excel Application对象
Microsoft.Office.Interop.Excel.Workbooks objExcelWorkBooks;//定义Workbook工作簿集合对象
Microsoft.Office.Interop.Excel.Workbook objExcelWorkbook;//定义Excel workbook工作簿对象
Microsoft.Office.Interop.Excel.Worksheet objExcelWorkSheet;//定