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Versión: 2026

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fSizeUncompressed (Example)
Usage example of the fSizeUncompressed function
fStopCompress (Example)
Usage example of the fStopCompress function
fCompress (Example)
Usage example of the fCompress function
zipCompressionLevel (Function)
Changes the compression level used when creating an archive in ZIP format or in 7z format.
zipCurrentFile (Example)
Usage example of the zipCurrentFile function
Compression (Property)
La propiedad Compression permite gestionar la compresión de datos durante una conexión (HFSQL Client/Server, etc.)
MmoPackMethod (Property)
La propiedad MmoPackMethod establece el modo de compresión del archivo MMO (que contiene texto y memos binarios) asociado al archivo de datos.
zipAddFile (Example)
Usage example of the zipAddFile function
MatStack (Function)
Compresses the memory footprint occupied by a matrix.
MatStack (Example)
Usage example of the MatStack function
HConnectionQuality (Función)
Devuelve el nivel de calidad de la conexión: cuanto más alto sea el nivel, más rápida será la conexión.
<Connection variable>.ConnectionQuality (Función)
Devuelve el índice de calidad de la conexión. Cuanto mayor sea el índice, más rápida será la conexión.
zipExtractAll (Example)
Usage example of the zipExtractAll function
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.
Compression (Propiedad)
La propiedad Compression obtiene y establece el modo de compresión de los datos.
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.
Pattern compression (ADSL, 3G, Edge, VPN, etc.)
A frame is a packet of data that flows through the network...
zipExtractFile (Example)
Usage example of the zipExtractFile function
WDZip: Create or modify an archive
This help page explains how to...
Funciones para archivos ZIP, WDZ, CAB, RAR, 7z, TAR, gzip y TGZ (TAR.GZ)
Funciones para archivos ZIP, WDZ, CAB, RAR, 7z, TAR, gzip y TGZ (TAR.GZ)
zipAddDirectory (Function)
Adds all the files found in a directory and in its subdirectories into an archive and compresses them.
Decrypt (Function)
Decrypts a character string that was encrypted by Encrypt.
<zipArchive variable>.AddDirectory (Función)
Añade todos los archivos que se encuentran en un directorio y en sus subdirectorios a un archivo y los comprime.
fUncompress (Function)
Decompresses a file that was compressed by fCompress.
Encrypt (Function)
Encrypts a character string in binary format or in ASCII format.
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives...
fSizeUncompressed (Función)
Devuelve el tamaño de un archivo antes de la compresión. Cuando se descomprime un archivo mediante fUncompress, se recomienda comparar el tamaño sin comprimir del archivo con el espacio disponible en disco.
tapiPlay (Function)
Plays a sound file (.WAV) for the specified line.
WDLog: Backup of HFSQL data files
WDLog allows you to save all the HFSQL data files used by a WINDEV or WEBDEV application...
Constants for encryption/compression
List of constants used by the encryption/compression functions
BottomMargin (Property)
The BottomMargin property is used to:
  • Find out the bottom margin of a report.
  • Modify the bottom margin of a report.
RightMargin (Property)
The RightMargin property is used to:
  • Find out the right margin of a report.
  • Modify the right margin of a report.
TopMargin (Property)
The TopMargin property is used to:
  • Find out the top margin of a report.
  • Modify the top margin of a report.
LeftMargin (Property)
The LeftMargin property is used to:
  • Find out the left margin of a report.
  • Modify the left margin of a report.
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).
TwainToJPEG (Function)
Allows:
  • save the document coming from the Twain device in a JPEG file.
  • view the document coming from the Twain device in the user interface of device.
  • save the document coming from the Twain device directly in memory in JPEG format (in a buffer).
CameraParameter (Function)
Returns or modifies the value of a parameter for the device camera.
AndroidiPhone/iPad Function kept for "Version-26-compatible" Camera controls.
zipAddDirectory (Example)
Usage example of the zipAddDirectory function
HTTPSendForm (Example)
Usage example of the HTTPSendForm function
VideoParameter (Function)
Returns or modifies the value of a parameter for the device camera.
AndroidiPhone/iPad Function kept for "Version-26-compatible" Camera controls.
Selecting the files to install and the installer framework
The setup wizard allows you to:
  • Select and configure the files to install. This step is very important.
  • Specify the WINDEV framework used by the installer.
ImageInfoSave (Function)
Saves the modifications performed on the Exif tags of an image by ImageInfoModify.
Procedimiento WLanguage llamado por la función zipAddFile
Procedimiento WLanguage ("Callback") utilizado por la función zipAddFile para seguir el progreso de los archivos que se añaden al archivo comprimido.
fCompress (Function)
Compresses a file.
Funciones de archivos ZIP, WDZ, CAB, RAR, 7z, TAR, gzip, etc., (sintaxis con prefijo)
Funciones para archivos ZIP, WDZ, CAB, RAR, 7z, TAR, gzip y TGZ (TAR.GZ)
Generating and deploying 64-bit applications
WINDEV allows you to automatically generate and install a 64-bit application.
ImageInfoList (Function)
Returns the list of Exif tags available for the image used.
TwainState (Example)
Usage example of the TwainState function
Constants for the Exif functions
List of constants used by the Exif functions.
Unalterable data files
This feature is used to signal that a data file cannot be modified after writing...
ImageInfoValue (Function)
Returns the value of an Exif tag for the image used.
HFSQL Control Center: Optimizing and repairing data files
The HFSQL Control Center allows you to optimize and repair HFSQL data files in both Classic and Client/Server modes...
HCross (Function)
Crosses a record in a data file.
<Source>.Cross (Función)
Tacha un registro en un archivo de datos.
ImageInfoModify (Function)
Modifies the value of an Exif tag for the image used.
WDOptimizer: Index optimization
WDOptimizer includes multiple modes to optimize indexes...
Client/Server: Connecting client computers to the server
In order for the application to be able to handle the data files found on the HFSQL server, the connection that will be used by the application must be defined in the project...
HDescribeConnection (Function)
Describes a new connection to an external database.
HOpenConnection (Function)
Opens a connection to a specific database.
OLE DB provider for HFSQL
The OLE DB provider on HFSQL is used to access an HFSQL database (Classic or Client/Server) from an external software that manages the accesses by OLE DB...
hBackupDescription (Variable type)
The hBackupDescription type is used to programmatically describe an HFSQL Client/Server backup.
Print constants
List of constants used by the print functions.
NetMsgError (Function)
Returns the error message corresponding to the error number returned by NetOpenRemoteAccess and NetCloseRemoteAccess.
Connection (Variable type)
The Connection type is used to describe one or more connections to external databases (HFSQL Client/Server, Native Connector, etc.
fStopCompress (Función)
Detiene la operación de compresión o descompresión de un archivo.
Managing bar codes
The use of bar codes to identify and manage products has become essential...
iPrintBarCode (Function)
Prints a bar code (inside a rectangle).
Data Source (Variable type)
A Data Source variable is used to describe a temporary data source (query, view, alias, etc.).
Analysis editor: the different types of links
There are different types of links between the data files...
New products brochure 28: Common new products
New features in WINDEV/WEBDEV/WINDEV Mobile 28 presented in the New Features brochure.
BarCodes (Variable type)
The BarCodes type is used to handle the information found in a bar code.
Licenses for third-party software and libraries used by WINDEV, WEBDEV and WINDEV Mobile
Licenses for third-party software and libraries used by WINDEV, WEBDEV and WINDEV Mobile
Image (Tipo de variable)
El tipo Image permite definir las características avanzadas de una imagen.
HFSQL Client/Server database: Recommendations
This help page presents the main recommendations for optimizing the security and performance of an HFSQL Client/Server database according to the constraints and desired features...
Propiedades HFSQL
Lista de propiedades HFSQL
2025 novelties brochure: Common novelties
What's new in WINDEV/WEBDEV/WINDEV Mobile 2025 in the What's new 2025 brochure.
2. Ejemplos proporcionados con WINDEV
Los ejemplos proporcionados con WINDEV tienen como objetivo ayudarle a conocer las funcionalidades de WINDEV.
New products brochure 27: Common new products
New features in WINDEV/WEBDEV/WINDEV Mobile 27 presented in the New Features brochure.
HFSQL constants
List of constants used by the HFSQL functions.
Mapa del sitio de la documentación de PC SOFT
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