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Stored procedures
Opens an existing archive.
For the archives in "CAB" or "RAR" format, the archive is created if it does not exist.
The archive can be:
  • in WinZip or PKZip format (.ZIP extension).
  • in WINDEV format (.WDZ extension).
  • in Cabinet file format (.CAB extension).
  • in RAR format (.RAR extension).
  • Versions 18 and later
    in 7z format (.7z extension).
    New in version 18
    in 7z format (.7z extension).
    in 7z format (.7z extension).
  • Versions 21 and later
    in TAR format (.TAR extension).
    New in version 21
    in TAR format (.TAR extension).
    in TAR format (.TAR extension).
  • Versions 21 and later
    in TGZ format (.TGZ extension).
    New in version 21
    in TGZ format (.TGZ extension).
    in TGZ format (.TGZ extension).
  • Versions 21 and later
    in TAR.GZ format (.TAR.GZ extension).
    New in version 21
    in TAR.GZ format (.TAR.GZ extension).
    in TAR.GZ format (.TAR.GZ extension).
  • an executable (.EXE) corresponding to a .WDZ file changed into a self-extracting archive.
Versions 18 and later
Windows This function now supports the 7z format.
New in version 18
Windows This function now supports the 7z format.
Windows This function now supports the 7z format.
Versions 21 and later
Windows This function now supports the TAR and TGZ (TAR.GZ) formats.
New in version 21
Windows This function now supports the TAR and TGZ (TAR.GZ) formats.
Windows This function now supports the TAR and TGZ (TAR.GZ) formats.
Reports and Queries
// Open an archive
ResOpenArchive = zipOpen("MyArchive", "C:\MyArchives\Archive.zip")
// In Windows Mobile
// ResOpenArchive = zipOpen("MyArchive", "\MyArchives\Archive.zip")
 
// Display an error message if the archive was not opened
IF ResOpenArchive <> 0 THEN
Error(zipMsgError(ResOpenArchive))
END
Reports and Queries
MyArchive is zipArchive
// Open an archive
ResOpenArchive = zipOpen(MyArchive, "C:\MyArchives\Archive.zip")
// In Windows Mobile
// ResOpenArchive = zipOpen(MyArchive, "\MyArchives\Archive.zip")
 
// Display an error message if the archive was not opened
IF ResOpenArchive <> 0 THEN
Error(zipMsgError(ResOpenArchive))
END
Syntax
<Result> = zipOpen(<Archive> , <Archive path> [, <Opening mode>])
<Result>: Integer
  • 0 if the archive was opened,
  • An error code (value greater than 0) otherwise. See the Notes for more details.
<Archive>: Character string (with quotes) or zipArchive variable
Name of archive to use.
This name can correspond to:
The archive is created if it does not exist (except for the "CAB" or "RAR" formats).
<Archive path>: Character string (with quotes)
Path and name of archive (up to 260 characters). The archive extension can be specified. If the archive extension is not specified, the default extension is .WDZ.
<Opening mode>: Optional constant (or combination of constants)
Opening mode of archive:
zipCreateIfNotFoundCreates the archive if it does not exist
(not available for .CAB and .RAR files)
zipWriteOpening in read/write
(not available for .CAB and .RAR files)
zipHeader64Allows you to create an archive exceeding 4 GB on which zipChangePath can be used.
Versions 21 and later
Archive in TAR or TGZ (TAR.GZ) format: This constant is not available.
New in version 21
Archive in TAR or TGZ (TAR.GZ) format: This constant is not available.
Archive in TAR or TGZ (TAR.GZ) format: This constant is not available.
zipReadOpening in read-only

The default opening mode is: zipCreateIfNotFound + zipWrite.
Remarks

Error codes

The following error codes are returned:
  • 1: The path passed in parameter does not exist.
  • 2: Access denied: the user has no sufficient rights.
  • 3: The archive is corrupted.
  • 6: The files of the sub-archives are not arranged in order (when opening a multi-part archive).
The message corresponding to the error code is returned by zipMsgError. Reminder:
    Component : wd250zip.dll
    Minimum version required
    • Version 9
    This page is also available for…
    Comments
    Video ZipOpen
    https://youtu.be/8IBcU-guQfQ
    https://windevdesenvolvimento.blogspot.com/2019/03/dicas-2035-windev-curso-zip-2-zipopen.html
    //
    sBaixar_arquivo is string="c:\temp\teste.rar"
    IF fFileExist(sBaixar_arquivo)=True THEN
    zipOpen("ArquivoRar",sBaixar_arquivo)
    zipExtractAll("ArquivoRar","c:\temp\",zipOverwrite)
    Info("Arquivo Descompactado")
    ELSE
    Info("arquivo nao encontrado")
    END
    amarildo
    06 Mar. 2019