页面设计:
HTML:
1 <body> 2 <form id="form1" runat="server"> 3 <div> 4 5 <table cellpadding="0" cellspacing="0" style="width: 100%"> 6 <tr> 7 <td style="text-align: center"> 8 上传图片</td> 9 </tr> 10 </table> 11 <asp:Panel ID="Panel1" runat="server"> 12 <table cellpadding="0" cellspacing="0" style="width: 100%"> 13 <tr> 14 <td colspan="2" style="text-align: center"> 15 支持文件类型:jpg,gif</td> 16 </tr> 17 <tr> 18 <td style="width: 187px; text-align: right"> 19 选择文件</td> 20 <td> 21 <input ID="File1" type="file" runat="server" /></td> 22 </tr> 23 <tr> 24 <td colspan="2"> 25 </td> 26 </tr> 27 <tr> 28 <td colspan="2" style="text-align: center"> 29 <asp:Button ID="btnUpload" runat="server" Text="上传" οnclick="btnUpload_Click" /> 30 </td> 31 </tr> 32 </table> 33 </asp:Panel> 34 <asp:Panel ID="Panel2" runat="server"> 35 <table cellpadding="0" cellspacing="0" style="width: 100%"> 36 <tr> 37 <td colspan="2" style="text-align: center"> 38 文件上传成功</td> 39 </tr> 40 <tr> 41 <td style="text-align: center; width: 279px"> 42 文件地址:</td> 43 <td> 44 <input id="txtCopyUrl" type="text" runat="server" /></td> 45 </tr> 46 <tr> 47 <td colspan="2" style="text-align: center"> 48 <input id="Button1" type="button" value="复制到黏贴板" /> 49 <input id="Button2" type="button" value="预览图像" οnclick="window.open('../' + txtCopyUrl.value,'Preview')" /></td> 50 </tr> 51 </table> 52 </asp:Panel> 53 <br /> 54 55 </div> 56 </form> 57 </body> 58 </html> 59 <script type="text/javascript"> 60 function DoCopy() 61 { 62 if (document.form1.txtCopyUrl.value != "") 63 { 64 document.form1.txtCopyUrl.select(); 65 textRange = document.form1.txtCopyUrl.createTextRange(); 66 textRange.execCommand("Copy"); 67 } 68 } 69 </script>CS
1 public partial class Admin_Admin_UpFile : System.Web.UI.Page 2 { 3 protected void Page_Load(object sender, EventArgs e) 4 { 5 6 } 7 protected void btnUpload_Click(object sender, EventArgs e) 8 { 9 string filePateh = "Upload/" + OperateControl.Upload(this.File1, Server.MapPath("../UpLoad")); 10 this.Panel1.Visible = false; 11 this.Panel2.Visible = true; 12 this.txtCopyUrl.Value = filePateh; 13 } 14 }OperateControl:
1 public static string Upload(HtmlInputFile file, string savefile) 2 { 3 string fileName = file.PostedFile.FileName; 4 string extendName = fileName.Substring(fileName.LastIndexOf(".") + 1).ToLower(); 5 string newName = null; 6 if (extendName == "jpg" || extendName == "bmp") 7 { 8 DateTime now = DateTime.Now; 9 newName = now.Year.ToString() + now.Month.ToString() + now.Day.ToString() + now.Hour.ToString() + now.Minute.ToString() + now.Second.ToString(); 10 file.PostedFile.SaveAs(savefile + "/" + newName + "." + extendName); 11 } 12 return newName + "." + extendName; 13 }转载于:https://www.cnblogs.com/dzj007/archive/2012/06/08/2542499.html
相关资源：垃圾分类数据集及代码