(VBScript) Unzip Selected Files from a Zip Archive

Demonstrates how to iterate over the files contained within a .zip and unzip specific files.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Zip")
set zip = CreateObject("Chilkat.Zip")

success = zip.OpenZip("my_files.zip")
If (success <> 1) Then
    outFile.WriteLine(zip.LastErrorText)
    WScript.Quit
End If

unzipDir = "/temp/unzipDir"

' Get the number of files and directories in the .zip
n = zip.NumEntries
outFile.WriteLine(n)

For i = 0 To n - 1

    ' entry is a Chilkat.ZipEntry
    Set entry = zip.GetEntryByIndex(i)
    If (entry.IsDirectory = 0) Then
        ' (the filename may include a path)
        outFile.WriteLine(entry.FileName)

        ' Your application may choose to unzip this entry
        ' based on the filename.
        ' If the entry should be unzipped, then call Extract(unzipDir)
        success = entry.Extract(unzipDir)
        If (success <> 1) Then
            outFile.WriteLine(entry.LastErrorText)
            WScript.Quit
        End If

    End If

Next

outFile.Close