Compress Method of ZLib class

Method | Member of  ScriptUtils.ZLib | Changes | Purchase | Download


Returns compressed source as ByteArray or string.


vCompress = ZLib.Compress (Source as Variant, [CompressType as ZLibCompressLevels = ctDefaultCompression], [OutputType as OutputTypes = otByteArray])

Where Type Optional Default Description
 Source  Variant     Source data to compress. ByteArray or String 
 CompressType  ZLibCompressLevels  yes  ctDefaultCompression  Compression level. Range from 1 to 9, or special values. 
 OutputType  OutputTypes  yes  otByteArray  Type for the return value. One of ByteArray, Variant ByteArray, String or MultiByte String 




This function returns variant containing ByteArray, variant ByteArray, String or MultiByte string.


ZLib - Compress file

Sub CompressFile(SourceFile, DestFile)
  Dim ByteArray, ZLib
  Set ByteArray = CreateObject("ScriptUtils.ByteArray")
  Set ZLib = CreateObject("ScriptUtils.ZLib")
  'Read the dsource file
  ByteArray.ReadFrom SourceFile

  'Compress source data
  Set ByteArray = ZLib.Compress(ByteArray.ByteArray)

  'Save data to the destination file
  ByteArray.SaveAs DestFile
End Sub

See also


Other links for Compress

Methods of ZLib class

Compress, UnCompress


Implements zlib Compress and Uncompress functions. Lets you compress/uncompress files, or send compressed data over http/https connections.

This class has Win32/X86 version


Huge ASP upload is easy to use, hi-performance ASP file upload component with progress bar indicator. This component lets you upload multiple files with size up to 4GB to a disk or a database along with another form fields. Huge ASP file upload is a most featured upload component on a market with competitive price and a great performance . The software has also a free version of asp upload with progress, called Pure asp upload , written in plain VBS, without components (so you do not need to install anything on server). This installation package contains also ScriptUtilities library. Script Utilities lets you create hi-performance log files , works with binary data , you can download multiple files with zip/arj compression, work with INI files and much more with the ASP utility.

© 1996 - 2011 Antonin Foller, Motobit Software | About, Contacts | e-mail:

Other Motobit links:   IISTracer, real-time IIS monitor   ASP file upload - upload files to ASP. 
ActiveX/VBSScript registry editor  ActiveX NT User account manager  Export MDB/DBF from ASP Active LogFile  Email export  ActiveX/ASP Scripting Dictionary object