Archiving functions (ZIP, WDZ, CAB, RAR, 7z, TAR, gzip, ...) (prefix syntax)

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Archiving functions (ZIP, WDZ, CAB, RAR, 7z, TAR, gzip, ...) (prefix syntax)

New in version 2025

The gzip format (.gz extension) is now supported.

The following WLanguage functions are used to create and manage archives, using prefix syntax:


<zipArchive variable>.AddDirectory	Adds all the files found in a directory and in its subdirectories into an archive and compresses them.
<zipArchive variable>.AddFile	Automatically adds and compresses a file (of any type) in a CAB, ZIP, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) archive.
<zipArchive variable>.AddFileList	Automatically adds and compresses a list of files (of any type) in an archive in ZIP, CAB, WDZ, 7z, TAR, gzip or TGZ (TAR.GZ) format..
<zipArchive variable>.ChangePath	Modifies the stored path of a file in an archive (in ZIP, WDZ or 7z format).
<zipArchive variable>.Close	Closes an archive.
<zipArchive variable>.Create	Creates an archive.
<zipArchive variable>.CreateExe	Creates a self-extracting archive as a 32-bit executable (.EXE).
<zipArchive variable>.CurrentFile	Returns the name of the archived file currently handled by the functions for adding and extracting files.
<zipArchive variable>.DeleteAll	Deletes all files from an archive.
<zipArchive variable>.DeleteFile	Deletes a file from an archive.
<zipArchive variable>.DeleteFileList	Deletes a list of files from an archive.
<zipArchive variable>.Exist	Determines whether an archive exists.
<zipArchive variable>.ExtractAll	Extracts all files from an archive and decompresses them.
<zipArchive variable>.ExtractDirectory	Automatically extracts and decompresses files from a directory in the file tree of an archive to a physical location.
<zipArchive variable>.ExtractFile	Extracts a file from an archive and automatically decompresses it to a physical location or in memory.
<zipArchive variable>.ExtractFileList	Extracts and decompresses a list of files found in an archive to a physical location.
<zipArchive variable>.ExtractPath	Returns the path of a file found in the archive.
<zipArchive variable>.FileSize	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	Search for a file in an archive (CAB, ZIP, RAR, WDZ, 7z, gzip, TAR or TGZ (TAR.GZ) format).
<zipArchive variable>.InfoFile	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.
<zipArchive variable>.IsMulti	Returns the type of the archive: single-part archive or multi-part archive.
<zipArchive variable>.ListFile	Returns the list of files found in an archive.
<zipArchive variable>.Merge	Merges the different sub-archives found in a multi-part archive to create a single-part archive.
<zipArchive variable>.NbPartNeeded	Returns the number of parts of a given size required to split a single-part archive.
<zipArchive variable>.Open	Opens an existing archive.
<zipArchive variable>.OpenCAB	Opens an existing archive in CAB format.
<zipArchive variable>.OpenRAR	Opens an existing archive in RAR format.
<zipArchive variable>.Split	Splits an archive into several sub-archives of a given size.
<zipArchive>.SelectFile	Selects files from an archive.

Note: Archiving functions can be used in one thread without blocking other threads during execution.

Related Examples:

Unit examples (WINDEV): The ZIP functions

[ + ] Using the compression/decompression functions of WINDEV:
- Create an archive
- Add files into an archive
- Read the content of an archive
- Extract files from an archive

Complete examples (WINDEV): WD Zip

[ + ] This example presents the use of archiving WLanguage functions with compression.
The following topics are presented in this example:
1/ How to create an archive?
2/ How to compress and uncompress files?
3/ How to manage Drag&Drop from the file explorer of Windows to a TreeView control?
Summary of the example supplied with WINDEV:
This example allows you to create and read compressed archives in WDZ, ZIP, CAB and RAR format (in read-only). This feature can be very useful to manage the automatic backups. Furthermore, the example allows you to create multi-volume archives.

Android (WINDEV Mobile): Android ZIP

[ + ] This example is used to browse the folder of the Android device while searching for ZIP archives.
The archives can be browsed and extracted into a directory of the device.
The folders and the files found in the archive can be extracted individually.