Asp.net 下载的zip文件已损坏
我正在使用以下代码下载一个zip文件Asp.net 下载的zip文件已损坏,asp.net,zip,download,Asp.net,Zip,Download,我正在使用以下代码下载一个zip文件 protected void btnDownloadNow_Click(object sender, EventArgs e) { if (cblFiles.SelectedItem == null) { RegisterStartupScript("as","You must select one or more files to download."); } var
protected void btnDownloadNow_Click(object sender, EventArgs e)
{ if (cblFiles.SelectedItem == null)
{
RegisterStartupScript("as","You must select one or more files to download.");
}
var downloadFileName = string.Format("Transmittal.zip", DateTime.Now.ToString("yyyy-MM-dd-HH_mm_ss"));
Response.ContentType = "application/zip";
Response.AddHeader("Content-Disposition", "filename=" + downloadFileName);
using (var zip = new ZipFile())
{
if (!string.IsNullOrEmpty(txtZIPPassword.Text))
{
zip.Password = txtZIPPassword.Text;
zip.Encryption = EncryptionAlgorithm.WinZipAes128;
}
var readMeMessage = string.Format("Your ZIP file {0} contains the following files:{1}{1}", downloadFileName, Environment.NewLine);
foreach (ListItem li in cblFiles.Items)
if (li.Selected)
{
readMeMessage += string.Concat("\t* ", li.Text, Environment.NewLine);
zip.AddFile(li.Value, "Your Files");
}
zip.AddEntry("README.txt", readMeMessage, Encoding.ASCII);
zip.Save(Response.OutputStream);
}
我在同一页上有以下javascript
function CheckAllPDF(value) {
var elementRef = document.getElementById("<%= cblFiles.ClientID %>");
var checkBoxArray = elementRef.getElementsByTagName('input');
var checkBoxLabelArray = elementRef.getElementsByTagName('label');
var checkedValues = '';
for (var i = 0; i < checkBoxArray.length; i++) {
var checkBoxRef = checkBoxArray[i];
var checkBoxLabelRef = checkBoxLabelArray[i];
var stringt = checkBoxLabelRef.innerHTML;
var match = stringt.indexOf(".pdf");
if (value == true) {
document.getElementById("<%=Checkbox1.ClientID %>").checked = false;
document.getElementById("<%=cc.ClientID %>").checked = false;
if (match != -1) {
checkBoxRef.checked = true;
}
else {
checkBoxRef.checked = false;
}
}
else {
// checkBoxRef.checked = false;
if (match != -1) {
checkBoxRef.checked = false;
document.getElementById("<%=Checkbox1.ClientID %>").checked = false;
}
else {
// checkBoxRef.checked = true;
}
}
}
}
函数CheckAllPDF(值){
var elementRef=document.getElementById(“”);
var checkBoxArray=elementRef.getElementsByTagName('input');
var checkBoxLabelArray=elementRef.getElementsByTagName('label');
var checkedValues='';
对于(var i=0;i
我的问题是下载的zip文件由于上述javascript代码而损坏。当我从页面中删除javascript时,zip文件工作正常。为什么此javascript会导致这样的错误?这是ASP.NET代码,而不是javascript 我看不到所有必要的代码,但是 您的HTTP响应正变得一团糟。在发送文件之前清除HTTPResponseHeader,然后刷新,并确保结束HTTPContext响应 大概是这样的:
//clear your headers
Response.Clear();
var downloadFileName = string.Format("Transmittal.zip", DateTime.Now.ToString("yyyy-MM-dd-HH_mm_ss"));
Response.ContentType = "application/zip";
Response.AddHeader("Content-Disposition", "filename=" + downloadFileName);
//Write (Send) your file
Response.Write( ... );
Response.Flush();
HttpContext.Current.Response.End();
这是ASP.NET代码,不是javascript 我看不到所有必要的代码,但是 您的HTTP响应正变得一团糟。在发送文件之前清除HTTPResponseHeader,然后刷新,并确保结束HTTPContext响应 大概是这样的:
//clear your headers
Response.Clear();
var downloadFileName = string.Format("Transmittal.zip", DateTime.Now.ToString("yyyy-MM-dd-HH_mm_ss"));
Response.ContentType = "application/zip";
Response.AddHeader("Content-Disposition", "filename=" + downloadFileName);
//Write (Send) your file
Response.Write( ... );
Response.Flush();
HttpContext.Current.Response.End();