(Visual Basic 6.0) 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

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

Dim zip As New ChilkatZip

Dim success As Long
success = zip.OpenZip("my_files.zip")
If (success <> 1) Then
    Debug.Print zip.LastErrorText
    Exit Sub
End If

Dim unzipDir As String
unzipDir = "/temp/unzipDir"

Dim n As Long

' Get the number of files and directories in the .zip
n = zip.NumEntries
Debug.Print n

Dim entry As ChilkatZipEntry

Dim i As Long
For i = 0 To n - 1

    Set entry = zip.GetEntryByIndex(i)
    If (entry.IsDirectory = 0) Then
        ' (the filename may include a path)
        Debug.Print 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
            Debug.Print entry.LastErrorText
            Exit Sub
        End If

    End If

Next