/// <summary>
/// List<T>转化为Excel文件,并返回FileStreamResult
/// </summary>
/// <param name="list">需要转化的List<T></param>
/// <param name="headerList">Excel标题行的List列表</param>
/// <param name="fileName">Excel的文件名</param>
/// <returns></returns>
public static FileStreamResult ExportListToExcel_MVCResult <T>(IList <T> list, IList <string> headerList, string fileName)
{
var fsr = new FileStreamResult(ExcelTool.ExportListToExcel(list, headerList, null), "application/ms-excel")
{
FileDownloadName = HttpUtility.UrlEncode(fileName + ".xls")
};
return(fsr);
}