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Versión: 2026

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inAppCheckSubscription (Function)
When starting the iOS application, checks whether the In-App subscriptions have been renewed.
HashCheckString (Function)
Checks the Hash of a character string for a specific type of algorithm.
CertificateCheckString (Function)
Checks the correspondence between a signature and a string.
France.CheckSIRET (Función)
Comprueba la validez de un número de SIRET francés (Système d'Identification du Répertoire des Etablissements).
France.CheckSIREN (Función)
Comprueba la validez de un número de SIREN francés (Système d'Identification du Répertoire des Entreprises).
AppServerInfoScheduledTask( Función)
Lee la description de una tarea programada.
MatDeterminant (Example)
Usage example of the MatDeterminant function
MatInvert (Example)
Usage example of the MatInvert function
Upgrading a WEBDEV Cluster
WEBDEV Cluster is a hosting solution for WEBDEV websites that ensures high performance and availability...
CharactType (Función)
Devuelve información sobre el tipo de carácter.
MatMultiply (Example)
Usage example of the MatMultiply function
MatWrite (Example)
Usage example of the MatWrite function
The Time field: Edit control and display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks...
MatAdd (Example)
Usage example of the MatAdd function
Ejemplo de uso de los tipos XML
Los siguientes ejemplos se utilizan para manipular un documento XML a través de las variables xmlDocument y cmlNode, ...
Managing synchronization
For each action performed in a page, the mechanism for page synchronization automatically checks the synchronization...
DeclareWebserviceContext (Example)
Usage example of the
DeclareWebserviceContext function
WEBDEV administrator: WebSockets tab
The "WebSockets" tab provides information about the WEBDEV WebSocket servers installed on the computer...
CertificateClientInfo (Function)
Returns information about the certificate used by the client computer.
Upgrading a WEBDEV Cluster
WEBDEV Cluster is a hosting solution for WEBDEV websites that ensures high performance and availability...
MatFill (Example)
Usage example of the MatFill function
Check spelling based on Hunspell dictionaries
WINDEV gives you the ability to use the spelling checker of the Word Processing controls in WINDEV applications...
MongoCreate (Example)
Usage example of the MongoCreate function
HLinkMemo (Example)
Usage example of the HLinkMemo function
CertificateExtract (Function)
Extracts a certificate from a signature buffer or from a print duplicate.
gpwOpenLDAPSession (Function)
Informs the User Groupware that the authentication of users will be done via an LDAP directory.
EmulateDialog (Function)
Emulates the next call to Dialog and automatically clicks the button passed as parameter.
MongoCreateCollection (Example)
Usage example of the MongoCreateCollection function
TreeGetIndex (Función)
Devuelve el índice de un elemento (nodo u hoja) en un control TreeView.
Check model
You can use check models to easily create checks...
2. Analizador de rendimiento
Tutorial WINDEV: Optimizar un proyecto Lección 2 - Analizador de rendimiento - 15 min
TreeTypeItem (Function)
Checks the existence of an element in a TreeView control and returns its type (node or leaf) if the element exists.
gpwCheckUser (Function)
Checks the existence and validity of the password for a user of the User Groupware.
<TreeView>.TypeItem (Function)
Checks the existence of an element in a TreeView control and returns its type (node or leaf) if the element exists.
Unicode (Property)
The Unicode property is used to:
  • Determine if the value of a control is a Unicode string.
  • Specify whether the value of a control is a Unicode string.
<Source>.CheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
HCheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
Replication (Property)
The Replication property is used to:
  • know the replication mode used for a data file (data file defined in the data model editor or programmatically defined).
  • specify the replication mode used for a data file (only for files defined programmatically).
TabMDI (Property)
The TabMDI property is used to:
  • Get the type of a Tab control (simple tab or dynamic tab - MDI).
  • Change the type of a Tab control (simple tab or dynamic tab - MDI).
This property is obsolete from version 200057. Use DynamicTab.
SysNation (Función)
Devuelve la nación utilizada actualmente por el sistema.
Conditions for updating an application automatically (Live update)
Whenever the application is modified on the development computer (modifications of windows, code, analysis, ...
MemExist (Función)
Comprueba la existencia de un área de memoria.
DashDelete (Función)
Elimina un widget mostrado en un control Cuadro de mando. El control Cuadro de mando se actualiza y una ubicación libre sustituye al widget eliminado.
DashDeleteAll (Función)
Elimina todos los widgets mostrados en un control Cuadro de mando.
Storing the breaks in the Table/Looper controls (AAF)
When end users work on a complex Table or Looper control with multiple breaks, they may want to save the current layout...
Client application: Running procedures on a SOAP server
WINDEV include several SOAP functions...
PDFIsProtected (Función)
Comprueba si el archivo PDF requiere una contraseña para ser leído.
Client application: Execute procedures on a J2EE service server
WINDEV includes several J2EE functions...
SCM: Ribbon options
The operations on the SCM can be performed from the SCM tab of WINDEV, WEBDEV or WINDEV Mobile.
<Dashboard>.DeleteAll (Función)
Elimina todos los widgets mostrados en un control Cuadro de mando.
<Dashboard>.Delete (Función)
Elimina un widget mostrado en un control Cuadro de mando. El control Cuadro de mando se actualiza y una ubicación libre sustituye al widget eliminado.
Client application: Running procedures on a .Net services server
Several DotNet functions are available in WINDEV...
fMemExist (Function)
Checks the existence of a shared memory area.
WDInst: advanced options for network installation
The advanced options of the network setup are used to ...
MatExist (Función)
Comprueba si la matriz existe en memoria.
EmailCheckAddress (Function)
Checks the validity of an email address.
iParameterDuplicate (Function)
Configures the automatic creation of the duplicate copy generated during the next print.
Monitoring robot: Robot settings
From the monitor, you can change the configuration options...
MacOS - Desarrollar una aplicación en modo Catalyst
Apple lanzó recientemente un SDK para compilar aplicaciones iOS para MacOS de forma nativa...
HErrorPassword (Function)
After the execution of a read or write function in a data file, used to find out whether an error caused by a wrong password occurred on this data file.
sComputeCrc16 (Function)
Checks a character string before and after transmission between WINDEV applications and WEBDEVsites.
<Tab>.Estado (Función)
Devuelve el estado de un panel de pestañas dinámico (identificado por su alias).
Testing a dynamic page (session or AWP mode)
The test of a single page runs the current page in WEBDEV...
HFSQL server configuration
The HFSQL Control Center allows you to fully manage HFSQL servers...
XMLFound (Function)
Checks whether the current element corresponds to the current browse or to the current search.
Email constants
List of constants used by email functions.
Lección 7.4. Compilación dinámica
SeekProcedure (Función)
Busca un procedimiento identificado por su nombre. El procedimiento encontrado puede ejecutarse directamente.
CertificateSelect (Función)
Abre una ventana para seleccionar los certificados. Los certificados listados son los certificados instalados en el almacén personal.
XMLSavePosition (Function)
Stores the current position in the XML document.
HFound (Function)
Checks whether the current record corresponds to the current filter or search.
BTIsVisible (Function)
Used to find out whether a Bluetooth radio is visible.
Numerical or Monetary fields: Edit control or display masks
WINDEV, WINDEV Mobile and WEBDEV propose two types of masks...
Testing a dynamic project (session or AWP mode) from WEBDEV
The test of the entire project allows simulating the startup of the site...
Creating and deploying the installation program: How do you do it?
Creating the setup program allows you to deploy a WINDEV application on the end-user computers...
fResourceDir (Function)
Returns the path of the read-only resources of the application.
fFileExist (Function)
Checks the existence of an external file.
WDTestSite: Presentation
WDTestSite is used to run different tests on a WEBDEV website...
<Source>.Found (Función)
Verifica si el registro corresponde al filtro o búsqueda actual.
Choose the action of the button in a page
WEBDEV proposes several actions of the button on the controls of the page...
Troubleshooting
This chapter presents the main problems (and their solutions) that can occur when using the WEBDEV Application Server
Managing rights on HFSQL Client/Server
To ensure data security and confidentiality, some actions may be restricted to a group of users...
AppDetectUPDAvailable (Function)
Disables or customizes the automatic check for available updates.
How do I run a data file with a filter?
ActionPlanInfo (Function)
Retrieves information regarding the execution of an instance of action plan.
NewLine (Propiedad)
La propiedad NewLine permite determinar:
  • en un control Tabla, si la fila actual se creó con la función TableAddXXX o TableInsertXXX.
  • en un control Looper, si la fila actual se creó con la función LooperAddXXX o LooperInsertXXX.
  • en un control Agenda, si la cita se creó a través del menú contextual.
  • en un control Planificador, si la cita se creó a través del menú contextual.
SQLReqExists (Función)
Comprueba la existencia de una consulta.
The Date input field: Input or display masks
WINDEV, WINDEV Mobile and WEBDEV propose two types of masks...
Errors during an FTP installation
The list below presents the error messages that are displayed in the remote setup wizard (for the site manager)...
<Connection variable>.ConnectionQuality (Función)
Devuelve el índice de calidad de la conexión. Cuanto mayor sea el índice, más rápida será la conexión.
Generating the LDM from the CDM
To associate a CDM (Conceptual Data Model) with a project, you must generate the associated LDM (Logical Data Model)...
HConnectionQuality (Función)
Devuelve el nivel de calidad de la conexión: cuanto más alto sea el nivel, más rápida será la conexión.
HCheckMemo (Function)
Checks the structural integrity of memos in an HFSQL data file.
KeyPressed (Function)
Checks which key is pressed.
fDirectoryExist (Function)
Checks the existence of a directory.
DashMode (Function)
Opens or closes the Dashboard control edit mode.
DnDIsDataAvailable (Function)
Checks whether a specific type of data is available during Drag/Drop.
OpenSSLCheck (Function)
Checks, via a public key, that the signature of data performed with the OpenSSL library is correct.
Arithmetic operators
The arithmetic operators are...
WDInst: include an autorun in a CD installation
An "autorun" can be run (or not) when the setup CD is inserted into the drive of the setup computer...
CertificateLoad (Function)
Loads a certificate from a file or a buffer.
Monitoring robot: General check parameters
The general parameters of the check must be defined when creating or modifying a check...
WDOptimizer: Presentation
The various operations that can be carried out with WDOptimizer are ...
Errors during an FTP installation
The list below presents the error messages that are displayed in the remote setup wizard (for the site manager)...
RegistryExist (Función)
Comprueba la existencia de una clave en el registro de Windows.
SMSDetectOneTimeCode (Función)
Rellena automáticamente un control Campo de entrada con un código de un solo uso recibido por SMS.
<Source>.CheckMemo (Función)
Verifica la integridad estructural de los memos de un archivo de datos HFSQL.
<Upload>.FileName (Function)
Returns the name of a file "uploaded" by the Web user. This file must have been uploaded:
  • via an "Upload" edit control.
  • via a single-file or multi-file Upload field.
The Text field: Edit control and display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks...
<Source>.SavePosition (Function)
Stores the current context of a data file: current record, filter, read pointers.
Bitwise operators
The operations on binary values are performed...
WDInst: set file installation parameters
WDInst is used to configure the installation of files...
Automatic Application Features (AAF) constants
List of constants used by the Automatic Application Features (AAF) functions.
HSavePosition (Function)
Stores the current file context (current record, filter, pointers).
WEBDEV administrator: Web services tab
The "Web services" tab gives information about the dynamic WEBDEV web services installed on the computer...
Creating a query in SQL code
The query editor allows you to create a query by typing SQL code...
JSON
JSON (JavaScript Object Notation – Object Notation from JavaScript) is a lightweight data exchange format...
HashCheckFile (Function)
Checks the Hash of a file for a specific type of algorithm.
Session mode page: Fill in fields after a long process
In a web application, you may need to run long processes (for example, to update counters...
Hash functions
Hashing is used to summarize a file or a character string...
Política de gestión de contraseñas
Para manipular datos en una base de datos HFSQL Client/Server, los usuarios necesitan autenticarse utilizando las credenciales de acceso...
Esta novedad está disponible a partir de WINDEV Suite SaaS 2025 - Update 3.
StringStartsWith (Función)
Verifica si una cadena de caracteres comienza:
  • por una cadena de caracteres específica.
  • por una de las cadenas de caracteres de un array.
HashString (Function)
Calculates the Hash of a character string according to a specific algorithm.
UploadFileName (Function)
Returns the name of a file "uploaded" by the Web user. This file must have been uploaded:
  • via an "Upload" edit control.
  • via a single-file or multi-file Upload field.
CertificateCheckFileSignatureFile (Function)
Checks the correspondence between a signature and a file. The signature was kept as an external file.
CertificateCheckFileSignatureBuffer (Function)
Checks the correspondence between a signature and a file. The signature was stored as a Buffer variable.
Native Progress Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Connector to Progress ...
gpwLogin (Function)
Connects a user to an application that uses the User Groupware.
<ANSI string>.StartsWith (Función)
Verifica si una cadena de caracteres comienza:
  • por una cadena de caracteres específica.
  • por una de las cadenas de caracteres de un array.
Customizing the WEBDEV User Groupware
The groupware in automatic mode offers several possibilities...
Background tasks
Continuing to run a process when the application is in background is very useful on mobile...
WDOptimizer: Index optimization
WDOptimizer includes multiple modes to optimize indexes...
Developing a SaaS site
A SaaS site is developed as a standard WEBDEV website. Some additional operations must be performed...
EmailReadMessage (Example)
Usage example of the EmailReadMessage function
Check: SMART status of drives
The monitoring robot will measure the SMART attributes of a server's hard drives...
Creating an executable: Manifest management
When running an executable, Windows Vista (and later) performs several checks regarding the rights of the current user via the UAC mechanism (User Account Control)...
Associative array (Variable type)
An associative array is an "advanced" type of array...
CertificateSignString (Function)
Creates the signature of a character string.
GPSStatus (Función)
Recupera el estado de activación del proveedor de geolocalización o pide ser notificado cuando cambia el estado.
CookieWrite (Example)
Usage example of the CookieWrite function
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...
HConnect (Function)
Redefines one or more connection parameters via Native Connector (Access, SQL Server, MySQL or Oracle) or via an OLE DB access on a specific table or set of tables.
HImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server data file. This data file must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
HSynchronizeReplica (Example)
Usage example of the HSynchronizeReplica function
<Source>.ImportText (Función)
Importa un archivo de Texto a un archivo de datos en formato HFSQL Classic o Client/Server (archivo de datos descrito en el editor de análisis, o declarado por las funciones HDeclare, HDeclareExternal o HDescribeFile).
Funciones de área de memoria compartida
4. Instrucciones condicionales
Tutorial WINDEV Mobile - Fundamentos de WLanguage Lección 4 - Instrucciones condicionales - 20 min
4. Instrucciones condicionales
Tutorial WEBDEV - Fundamentos de WLanguage Lección 4 - Instrucciones condicionales - 20 min
4. Instrucciones condicionales
Tutorial WINDEV - Fundamentos de WLanguage Lección 4 - Instrucciones condicionales - 20 min
COMCallMethod (Function)
Runs a method of an interface of a COM object instantiated by COMCreateInstance.
URL Rewriting
URL Rewriting is a technique used to improve SEO...
HDuplicateRecord (Function)
Duplicates the record read in a data file: the record found in memory is added into the data file (query or view).
Customizing the setup program (Plug-in)
In a setup program, you may want to customize some actions...
CallInterface (Function)
Runs a method of an interface of an object implemented in a DLL external to the WINDEV framework.
Funciones In-App
Las siguientes funciones de WLanguage se utilizan para gestionar las compras dentro de la aplicación...
CookieRead (Example)
Usage example of the CookieRead function
<Source>.DuplicateRecord (Función)
Duplica el registro leído en un archivo de datos. El registro en la memoria se agrega al archivo de datos (consulta o vista).
CapsLockVerify (Function)
Checks whether the CapsLock key is pressed.
Enmascaramiento automático de datos
El enmascaramiento de datos es un proceso que transforma los datos de un campo que se mostrarán al usuario...
TabStatus (Function)
Returns the status of a dynamic tab pane (identified by its alias).
Funciones del control TreeView
Las siguientes funciones se utilizan para gestionar los controles TreeView:
Single Page App
A "Single Page App" is a Web application (Internet or Intranet) whose all pages are grouped in a single page...
BackgroundTaskAdd (Function)
Adds a new background task.
CertificateCheckDuplicate (Function)
Checks the signature of a duplicate.
SessionRequestedPage (Function)
Returns the name of the page requested at the start of the session.
Constructor and destructor
When creating a class in the code editor, the Constructor and Destructor methods are automatically created by default...
gImageExists (Function)
Checks whether an image was loaded in memory.
Required or invalid input in WINDEV
WINDEV and WINDEV Mobile include several options to manage required or invalid input, both in the window editor and programmatically...
Permission (Variable type)
The Permission type represents a permission requested by the application (and therefore declared in the manifest).
CertificateSignString (Example)
Usage example of the CertificateSignString function
Funciones para la gestión de los controles Tabla TreeView (sintaxis con prefijo)
Lista de funciones para la gestión de los controles Tabla TreeView
In-App purchases
The mobile systems (Android/iOS) allow their applications to propose content at extra cost, by using the payment system of App Store or Google Play...
Funciones para la gestión de los controles TreeView (sintaxis con prefijo)
Las siguientes funciones se utilizan para gestionar los controles TreeView (sintaxis con prefijo):
Manager of automated tests
The test manager is used to...
CallDLL32 (Function)
Runs a function found in an external DLL.
DynamicTab (Property)
The DynamicTab property is used to:
  • Find out the type of a Tab control (static tab or dynamic tab).
  • Modify the type of a Tab control (static tab or dynamic tab).
WEBDEV administrator: Advanced configuration
The "Advanced" tab enables you to configure advanced options of the server...
Appendix 2: Checking the server
Bloque entièrement ou partiellement un fichier externe.
2. Funciones WLanguage específicas de los teléfonos
Callback fonction OuvreDocument
Funciones del Groupware Usuario
Funciones del Groupware Usuario
API (Function)
Runs a function found in an external DLL.
HModify (Function)
Modifies the specified record or the record found in memory in the data file (query or view).
<Source>.Modify (Función)
Modifica el registro especificado o el que esta en la memoria en el archivo de datos (consulta o vista).
FileDisplay (Function)
Displays a file in the user's browser.
22 tips for optimizing the speed of a site
When a site is on-lined, one of the main expectations of Web users is speed...
GPSGetPosition (Function)
Retrieves information about the current device position.
Hasp (Function)
Interrogates an electronic HASP key (HASP-3, HASP-4, MemoHasp or NetHasp).
AuthVerifyAuthentication (Función)
Cuando se utiliza la autenticación SSO, comprueba la validez del token del usuario actual.
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...
SQL commands available in an SQL query
WINDEV allows you to easily run queries in SQL code...
Customizing the WINDEV User Groupware
The User Groupware in automatic mode offers many possibilities...
HFConf.Ini file
The HFConf.INI file is found at server root. This file is used to define several characteristics of HFSQL Client/Server server.
HashFile (Function)
Calculates the Hash of a file according to a specific algorithm.
Specific features of Android applications
The development of Android and WINDEV Mobile applications is different in the following fields...
2. Ejemplos proporcionados con WINDEV
Los ejemplos proporcionados con WINDEV tienen como objetivo ayudarle a conocer las funcionalidades de WINDEV.
iDestination (Function)
Configures the print destination.
2026 new features brochure: WINDEV new features
What's new in WINDEV 2026 in the What's new 2026 brochure.
New products brochure 28: Common new products
New features in WINDEV/WEBDEV/WINDEV Mobile 28 presented in the New Features brochure.
Mapa del sitio de la documentación de PC SOFT
HFSQL constants
List of constants used by the HFSQL functions.
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