ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2026
zipOpenCAB (Example)
Usage example of the zipOpenCAB function
zipOpenCAB (Function)
Opens an existing archive in CAB format.
zipFilter (Function)
Returns the list of archive formats supported by the current platform, in the format expected by the filter of fSelect.
Archiving functions (ZIP, WDZ, CAB, RAR, 7z, TAR, gzip, etc.) (prefix syntax)
Archiving functions (ZIP, WDZ, CAB, RAR, 7z, TAR, gzip and TGZ (TAR.GZ))
<zipArchive variable>.Open (Function)
Opens an existing archive.
Archiving functions (ZIP, WDZ, CAB, RAR, 7z, TAR, gzip and TGZ (TAR.GZ))
Archiving functions (ZIP, WDZ, CAB, RAR, 7z, TAR, gzip and TGZ (TAR.GZ))
zipOpen (Function)
Opens an existing archive.
zipNbFile (Function)
Returns the number of files found in an archive (in CAB, RAR, ZIP, WDZ or 7z format).
zipArchivedFile (Variable type)
The zipArchivedFile type is used to handle:
  • a file contained in an archive corresponding to one of the following formats: ZIP, CAB, RAR, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ).
  • a file to add into an archive.
The single-part and multi-part archives
Two types of archives are available...
<zipArchive>.SelectFile (Function)
Selects files from an archive.
WDZip: Manipulating archive files
Compressed files in an archive can be manipulated using WDZip...
<zipArchive variable>.CurrentFile (Function)
Returns the name of the archived file currently handled by the functions for adding and extracting files.
zipSelectFile (Function)
Selects files from an archive.
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives...
zipCurrentFile (Function)
Returns the name of the archived file currently handled by the functions for adding and extracting files.
<zipArchive variable>.Create (Function)
Creates an archive.
<zipArchive variable>.Exist (Function)
Determines whether an archive exists.
zipCreate (Function)
Creates an archive.
zipExist (Function)
Determines whether an archive exists.
zipArchive (Variable type)
The zipArchive type is used to handle archive files in the following formats: ZIP, CAB, RAR, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ).
zipSize (Function)
Returns the size of the archive (in ZIP, RAR, CAB, WDZ, 7z, gzip, TAR or TGZ (TAR.GZ) format):
  • the size of all compressed files found in the archive.
  • the size of all files found in the archive before compression.
<zipArchive variable>.FileSize (Function)
Returns the size of one of the archive files (in CAB, RAR, WDZ, ZIP, 7z, gzip, TAR or TGZ (TAR.GZ) format):
  • the compressed size of the file.
  • the size of file before compression.
zipNbPart (Function)
Returns the number of sub-archives (parts) of an archive in CAB, RAR, ZIP, WDZ, 7z, gzip, TAR or TGZ (TAR.GZ) format.
<zipArchive variable>.NbPartNeeded (Function)
Returns the number of parts of a given size required to split a single-part archive.
<zipArchive variable>.DeleteAll (Function)
Deletes all files from an archive.
zipDeleteAll (Function)
Deletes all files from an archive.
<zipArchive variable>.ExtractPath (Function)
Returns the path of a file found in the archive.
zipStartAddingFile (Function)
Declares the start of the optimized addition of files to a CAB, ZIP, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 3.
zipCompressionLevel (Function)
Changes the compression level used when creating an archive in ZIP format or in 7z format.
<zipArchive variable>.ListFile (Function)
Returns the list of files found in an archive.
<zipArchive variable>.StartAddingFile (Function)
Declares the start of the optimized addition of files to a CAB, ZIP, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 3.
zipExtractPath (Function)
Returns the path of a file found in the archive.
zipFileSize (Function)
Returns the size of one of the archive files (in CAB, RAR, WDZ, ZIP, 7z, gzip, TAR or TGZ (TAR.GZ) format):
  • the compressed size of the file.
  • the size of file before compression.
<zipArchive variable>.FindFile (Function)
Search for a file in an archive (CAB, ZIP, RAR, WDZ, 7z, gzip, TAR or TGZ (TAR.GZ) format).
zipNbPartNeeded (Function)
Returns the number of parts of a given size required to split a single-part archive.
<zipArchive variable>.Close (Function)
Closes an archive.
zipListFile (Function)
Returns the list of files found in an archive.
zipFindFile (Function)
Search for a file in an archive (CAB, ZIP, RAR, WDZ, 7z, gzip, TAR or TGZ (TAR.GZ) format).
zipExtractDirectory (Function)
Automatically extracts and decompresses files from a directory in the file tree of an archive to a physical location.
<zipArchive variable>.ExtractDirectory (Function)
Automatically extracts and decompresses files from a directory in the file tree of an archive to a physical location.
<zipArchive variable>.ChangePath (Function)
Modifies the stored path of a file in an archive (in ZIP, WDZ or 7z format).
<zipArchive variable>.IsMulti (Function)
Returns the type of the archive: single-part archive or multi-part archive.
<zipArchive variable>.AddFileList (Function)
Automatically adds and compresses a list of files into a ZIP, CAB, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
zipMsgError (Function)
Returns the message associated with an error code on an archive.
zipClose (Function)
Closes an archive.
zipOpenRAR (Function)
Opens an existing archive in RAR format.
<zipArchive variable>.ExtractFile (Function)
Extracts a file from an archive and automatically decompresses it to a physical location or in memory.
<zipArchive variable>.OpenRAR (Function)
Opens an existing archive in RAR format.
<zipArchive variable>.Merge (Function)
Merges the different sub-archives found in a multi-part archive to create a single-part archive.
zipExtractFile (Function)
Extracts a file from an archive and automatically decompresses it to a physical location or in memory.
zipEndAddingFile (Function)
Declares the end of the optimized addition of a series of files to an archive.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 3.
<zipArchive variable>.ExtractAll (Function)
Extracts all files from an archive and decompresses them.
zipMerge (Function)
Merges the different sub-archives found in a multi-part archive to create a single-part archive.
<zipArchive variable>.EndAddingFile (Function)
Declares the end of the optimized addition of a series of files to an archive.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 3.
<zipArchive variable>.DeleteFile (Function)
Deletes a file from an archive.
zipDeleteFile (Function)
Deletes a file from an archive.
zipChangePath (Function)
Modifies the stored path of a file in an archive (in ZIP, WDZ or 7z format).
zipExtractAll (Function)
Extracts all files from an archive and decompresses them.
zipIsMulti (Function)
Returns the type of the archive: single-part archive or multi-part archive.
zipAddFileList (Function)
Automatically adds and compresses a list of files into a ZIP, CAB, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
zipAddDirectory (Function)
Adds all the files found in a directory and in its subdirectories into an archive and compresses them.
<zipArchive variable>.AddDirectory (Function)
Adds all the files found in a directory and in its subdirectories into an archive and compresses them.
fUncompress (Function)
Decompresses a file that was compressed by fCompress.
<zipArchive variable>.ExtractFileList (Function)
Extracts and decompresses a list of files found in an archive to a physical location.
zipExtractFileList (Function)
Extracts and decompresses a list of files found in an archive to a physical location.
<zipArchive variable>.DeleteFileList (Function)
Deletes a list of files from an archive.
<zipArchive variable>.OpenCAB (Function)
Opens an existing archive in CAB format.
WDZip: Overview
WDZip is used to compress and group your files in archives...
zipDeleteFileList (Function)
Deletes a list of files from an archive.
<zipArchive variable>.InfoFile (Function)
Returns the characteristics of a file found an archive:
  • The name of the file and its stored path.
  • The initial size of the file.
  • The compressed size of file.
  • The date and time of file creation.
  • The date and time of file modification.
  • The date and time of file access.
  • The file attributes.
  • The file encryption mode.
Creating an executable: WINDEV Framework
Each WINDEV function is associated with a WINDEV DLL...
<zipArchive variable>.AddFile (Function)
Automatically adds and compresses any type of file into a CAB, ZIP, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
zipPassword (Function)
Defines the password used to add files into the specified archive and to extract files from the specified archive (RAR, ZIP and WDZ format).
zipInfoFile (Function)
Returns the characteristics of a file found an archive:
  • The name of the file and its stored path.
  • The initial size of the file.
  • The compressed size of file.
  • The date and time of file creation.
  • The date and time of file modification.
  • The date and time of file access.
  • The file attributes.
  • The file encryption mode.
zipAddFile (Function)
Automatically adds and compresses any type of file into a CAB, ZIP, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
zipExeCreationParameter (Variable type)
The zipExeCreationParameter type is used to define all the information needed to create a self-extracting archive (.EXE file).
This variable type is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 3.
fStopCompress (Function)
Stops the operation used to compress or decompress a file.
fCompress (Function)
Compresses a file.
<zipArchive variable>.Split (Function)
Splits an archive into several sub-archives of a given size.
zipSplit (Function)
Splits an archive into several sub-archives of a given size.
Drag and Drop functions
The following functions are used to manage Drag and Drop:
Functions for managing TreeView controls (prefix syntax)
The following functions are used to manage TreeView controls (prefix syntax):
TreeView control functions
The following functions are used to manage TreeView controls:
Drag and Drop from the explorer
The Drag and Drop from the explorer consists in selecting one or more files in the Windows explorer and in transferring them into a control of a WINDEV window...
<zipArchive variable>.CreateExe (Function)
Creates a self-extracting archive as a 32-bit executable (.EXE).
zipCreateExe (Function)
Creates a self-extracting archive as a 32-bit executable (.EXE).
Drag and Drop
Drag and Drop is used to transfer data between several controls with the mouse. This data can be moved between several controls found in the same application or in different applications.
Archiving function constants
List of constants used by the archiving functions.
WDZip: Create or modify an archive
This help page explains how to...
The TreeView control
The TreeView control is a tree structure used to simplify the display of information that can be represented hierarchically...
Automatic data file modification
The automatic data file modification updates the description of data files on user computers...
WINDEV 2026: New WLanguage features
Version 2026 includes new and improved functions, properties and data types, ...
WINDEV Mobile 2026: New WLanguage features
Version 2026 includes new and improved functions, properties and data types, ...
Error handling WLanguage procedure called by zipExtractDirectory
WLanguage procedure ("Callback") called if an error is encountered when extracting files with zipExtractDirectory.
WEBDEV 2026: New WLanguage features
Version 2026 includes new and improved functions, properties and data types, ...
WINDEV Mobile new features brochure 2026
What's new in WINDEV Mobile 2026 is presented in the What's new 2026 brochure.
2026 new features brochure: WINDEV new features
What's new in WINDEV 2026 in the What's new 2026 brochure.
Advanced types
The advanced types of WLanguage are as follows
2026 novelties brochure: WEBDEV novelties
WEBDEV 2026 new features in the 2026 New Features brochure.
2. Examples provided with WINDEV
The examples provided with WINDEV are intended to help you learn the features of WINDEV.
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