解决方案 »

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    if (File.Exists(picUrl))
                            {
                                byte[] bytes = File.ReadAllBytes(picUrl);
                                //ICellStyle headStyle = workbook.CreateCellStyle();
                                headRow.HeightInPoints = 50;
                                int pictureIdx = workbook.AddPicture(bytes, NPOI.SS.UserModel.PictureType.JPEG);
                                HSSFPatriarch patriarch = (HSSFPatriarch)sheet.CreateDrawingPatriarch();
                                HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 1023, 0, 0, 0, 5, 1);
                                HSSFPicture pict = (HSSFPicture)patriarch.CreatePicture(anchor, pictureIdx);
                                //headRow.GetCell(0).CellStyle = 
                            }我这个 是 想 excel 中 导出 图片 你可以 看一下
      

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    http://blog.csdn.net/qing2005/article/details/7448790