ASP.NET ASP。NET里怎么获取EXCEL里图片,并且保存到指定的文件夹里?? 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 private string exclePath = @"E:\111.xls";private int StartRow = 2; //读的起始行private void button1_Click(object sender, System.EventArgs e){ Excel.Application excel = new Excel.Application();//引用Excel对象 Excel.Workbook workbook = excel.Workbooks.Add(exclePath); excel.UserControl = true; System.Text.StringBuilder sb = new System.Text.StringBuilder(); excel.Visible = false; for (int i = 0; i < workbook.Worksheets.Count; i++)//循环取所有的Sheet. { Excel.Worksheet sheet = workbook.Worksheets.get_Item(i + 1) as Excel.Worksheet;//从1开始. for (int row = StartRow; row <= sheet.UsedRange.Rows.Count; row++) { //取单元格值; for (int col = 1; col <= sheet.UsedRange.Columns.Count; col++) { Excel.Range range =sheet.Cells[row, col] as Excel.Range; sb.Append("," + col.ToString() + ":" + range.Text); } sb.Append(System.Environment.NewLine); //取存图片; if(sheet.Shapes.Count > row - StartRow ) { Excel.Shape s = sheet.Shapes.Item(row - StartRow + 1) as Excel.Shape; s.CopyPicture(Appearance.Button, Excel.XlCopyPictureFormat.xlBitmap); //COPY到内存。 IDataObject iData = Clipboard.GetDataObject(); if (iData.GetDataPresent(DataFormats.Bitmap)) { pictureBox1.Image = (Bitmap)iData.GetData(DataFormats.Bitmap); //从内存取值; pictureBox1.Image.Save(string.Format(@"D:\{0}.jpg", row)); //保存。 } else { pictureBox1.Image = null; } } } } workbook.Close(false,null,null); excel.Quit();} 以前也遇到过这个需求,唉,不会做,说服客户用别的方法了,图不放Excel里了 aspx页面应用母版页后怎么用JS找服务器控件? 急急! Cookies 保存 IP+时间 重写treeview类后这个类怎么加载 关于“公时”的见解 如何对textbox实现拷贝、粘帖? 用file控件上传文件的安全性讨论,欢迎发表高见 如何取得套用母版的aspxt页面中Content中html控件的ID值?? 求生成ASP.Net生成静态HTML页(多条新闻) 为何有数据却给出在没有任何数据时进行无效的读取尝试呢??? 帮忙看下常量中有换行符是什么原因? 这种图片切换效果怎么实现
private string exclePath = @"E:\111.xls";
private int StartRow = 2; //读的起始行
private void button1_Click(object sender, System.EventArgs e)
{
Excel.Application excel = new Excel.Application();//引用Excel对象
Excel.Workbook workbook = excel.Workbooks.Add(exclePath);
excel.UserControl = true;
System.Text.StringBuilder sb = new System.Text.StringBuilder();
excel.Visible = false;
for (int i = 0; i < workbook.Worksheets.Count; i++)//循环取所有的Sheet.
{
Excel.Worksheet sheet = workbook.Worksheets.get_Item(i + 1) as Excel.Worksheet;//从1开始.
for (int row = StartRow; row <= sheet.UsedRange.Rows.Count; row++)
{
//取单元格值;
for (int col = 1; col <= sheet.UsedRange.Columns.Count; col++)
{
Excel.Range range =sheet.Cells[row, col] as Excel.Range;
sb.Append("," + col.ToString() + ":" + range.Text);
}
sb.Append(System.Environment.NewLine);
//取存图片;
if(sheet.Shapes.Count > row - StartRow )
{
Excel.Shape s = sheet.Shapes.Item(row - StartRow + 1) as Excel.Shape;
s.CopyPicture(Appearance.Button, Excel.XlCopyPictureFormat.xlBitmap); //COPY到内存。
IDataObject iData = Clipboard.GetDataObject();
if (iData.GetDataPresent(DataFormats.Bitmap))
{
pictureBox1.Image = (Bitmap)iData.GetData(DataFormats.Bitmap); //从内存取值;
pictureBox1.Image.Save(string.Format(@"D:\{0}.jpg", row)); //保存。
}
else
{
pictureBox1.Image = null;
}
}
}
}
workbook.Close(false,null,null);
excel.Quit();
}