VB.NET

Zip One File

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Zip a single file. VB.NET

Dim success As Boolean = False

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

Dim zip As New Chilkat.Zip

success = zip.NewZip("test.zip")
If (success = False) Then
    Debug.WriteLine(zip.LastErrorText)
    Exit Sub
End If


' In this example, the file we wish to zip is /temp/abc123/HelloWorld123.txt

' Add a reference to a single file by calling AddFile
' Note: You may use either forward or backward slashes.
Dim saveExtraPath As Boolean = False
success = zip.AddFile("/temp/abc123/HelloWorld123.txt",saveExtraPath)
If (success = False) Then
    Debug.WriteLine(zip.LastErrorText)
    Exit Sub
End If


success = zip.WriteZipAndClose()
If (success = False) Then
    Debug.WriteLine(zip.LastErrorText)
    Exit Sub
End If


' A .zip containing "HelloWorld123.txt" with no path information has been created.
Debug.WriteLine("Zip Created!")

' Perhaps you want to include a path in the .zip such that when unzipping, a sub-directory
' is automatically created and the file unzipped into it.  Use PathPrefix:

' (We'll skip checking the success/failure return value.)

' Set a PathPrefix to get the relative path you want:
' The .zip will contain this entry: "myApp/HelloWorld123.txt"
success = zip.NewZip("test2.zip")
zip.PathPrefix = "myApp/"
success = zip.AddFile("/temp/abc123/HelloWorld123.txt",saveExtraPath)
success = zip.WriteZipAndClose()