(Classic ASP) Remove a File from a .zip

Demonstrates how to remove a file from a .zip.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<%
' This requires the Chilkat Zip API to have been previously unlocked.
' See Unlock Chilkat Zip for sample code.

' First prepare a .zip and write it..
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Zip")
set zip = Server.CreateObject("Chilkat.Zip")

success = zip.NewZip("qa_output/abc.zip")

' Add some files..
' entry is a Chilkat.ZipEntry
Set entry = zip.AppendString("a.txt","aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")

' entry is a Chilkat.ZipEntry
Set entry = zip.AppendString("b.txt","bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb")

' entry is a Chilkat.ZipEntry
Set entry = zip.AppendString("c.txt","cccccccccccccccccccccccccccccccccccc")

' Write to qa_output/abc.zip
' This .zip contains three files: a.txt, b.txt, and c.txt
success = zip.WriteZipAndClose()

' -------------------------------------------------------------------
' Open abc.zip, remove an entry, and re-write.
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Zip")
set zip2 = Server.CreateObject("Chilkat.Zip")
success = zip2.OpenZip("qa_output/abc.zip")

' entry is a Chilkat.ZipEntry
Set entry = zip2.GetEntryByName("b.txt")
success = zip2.DeleteEntry(entry)

' Write the modified .zip back to "abc.zip"
success = zip2.WriteZip()

' To write to a different filename, change the FileName..
zip2.FileName = "qa_output/ac.zip"
success = zip2.WriteZipAndClose()

Response.Write "<pre>" & Server.HTMLEncode( "success.") & "</pre>"

%>
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