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    /// <param name="sender"></param>
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    {
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        string filename = ImageUpload.FileName;
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        string picture=filename.Substring(filename.LastIndexOf("/")+1);
        //"image/"×ֶμÓÉÏÕÕÆ¬µÄÃû×ÖºÍÀàÐÍ£¬½«Æä´æ´¢ÔÚÊý¾Ý¿âµÄpictureÁÐÖУ¬ÒÔ±ã²éѯµÄʱºò½øÐÐËÑË÷
        string str = "image/";
        str += picture;
        //½«ÕÕÆ¬´æ´¢ÔÚimageÎļþ¼ÐÖÐ
        string path = Server.MapPath("image/") + filename;
        ImageUpload.SaveAs(path);
        //Label"Image1"ÖеÄÕÕÆ¬ÏÔʾ
        Image1.ImageUrl = "image/" + filename;
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        sqlhelp.Openconn


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