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20160620001 fileupload Control gets the path of the uploaded file

Source: Internet
Author: User
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Reference Address: http://bbs.csdn.net/topics/350051517

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Using JS to achieve

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="BorrowPage.aspx.cs" Inherits="Borrow_BorrowPage" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> < html xmlns = "http://www.w3.org/1999/xhtml" > < head runat = "server" >      < title >xxx上传</ title >          <!--获取文件上传地址-->      < script type = "text/javascript" >      function checkFile()      {          //判断浏览器类型          var isIE = (document.all) ? true : false;          var isIE7 = isIE && (navigator.userAgent.indexOf(‘MSIE 7.0‘) != -1);          var isIE8 = isIE && (navigator.userAgent.indexOf(‘MSIE 8.0‘) != -1);          var file=document.getElementById("UpLoadBorrow");          var path=file.value;          if(isIE7 || isIE8)          {              file.select();              path=document.selection.createRange().text;              document.selection.empty();          }         document.getElementById("txtFilePath").value=path;      }      function checkNull()      {          var path=document.getElementById("txtFilePath").value;         if(path=="" ||path==null)         {          alert(‘请选择要上传的文件!‘);          return false;         }         return true;      }      </ script >      < base target = "_self" /> </ head > < body style = "background-color:#0099FF;" >      < form id = "form1" runat = "server" >      < div style = "margin:0px auto 0px auto;" >          < asp:Image ID = "Image1" runat = "server" BorderStyle = "Double" Width = "750" ImageAlign = "Middle" AlternateText = "上传" />          < br />          上传:< asp:FileUpload ID = "UpLoadBorrow" runat = "server" Height = "22px" onchange = "checkFile()" onkeydown = "event.returnValue=false;" onpaste = "return false" />          < input type = "hidden" id = "txtFilePath" runat = "server" />//这里建立一个隐藏域 用来存地址          < asp:Button ID = "btnUpload" runat = "server" Text = "上传" OnClientClick = "return checkNull()" OnClick = "btnUpLoad_Click" />          < asp:Button ID = "btnBack" runat = "server" Text = "返回" onmousedown = "window.close();" /></ div >      </ form > </ body > </ html >—————————————————————————————— Background Call: string inputPath = txtFilePath.Value.Trim();—————————————————————————————— —————————————————————————————— FileUpload has a security mechanism that cannot obtain a server path. The client path can only be obtained by JS or by modifying some browser settings. ——————————————————————————————

20160620001 fileupload Control gets the path of the uploaded file

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