ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Setup for WINDEV and WEBDEV (Development version and WEBDEV Application Server for Windows)
Converting an HFSQL Classic database into HFSQL Client/Server
There are two methods to convert HFSQL Classic databases to HFSQL Client/Server in WINDEV, WEBDEV and WINDEV Mobile......
HFSQL Client/Server: Configuring the data files on the server
Calling a DLL written in Visual Basic
Visual Basic (like many other languages) allows you to create custom DLLs......
Native PostgreSQL Connector for WINDEV and WEBDEV
WINDEV and WEBDEV propose a Native Connector to PostgreSQL......
Custom tooltips
Tooltips are very useful for application users......
3. Debugger
AWP without UI
Bootstrap, Angular, React, Vue......
Generative AI code generation
WLanguage's AI-powered assistant generates code suggestions as you type......
Assisted HFSQL error handling
WINDEV, WEBDEV and WINDEV Mobile include a module for assisted management of HFSQL errors......
<Array>.AddSorted (Function)
Adds an element to a one-dimensional WLanguage array taking into account: the sort criteria defined by ArraySort the comparison operator described in the class, if the elements of the array are class instances....
ArrayAddSorted (Function)
Adds an element to a one-dimensional WLanguage array taking into account: the sort criteria defined by ArraySort the comparison operator described in the class, if the elements of the array are class instances....
Native PostgreSQL Connector: Programming with HFSQL functions
To use a PostgreSQL database with Native Connector (also called Native Access), the structure of PostgreSQL tables must be imported into the WINDEV or WEBDEV analysis......
SQLCode (Property)
The SQLCode code property is used to get the SQL code of a query created with the query editor (".WDR" file).
WDInst: configuring the interface of setup program
By default, WDInst (the setup editor) proposes a standard setup program (the wallpaper corresponds to a gradient shade of blue and no slide is displayed......
Handling an element of a TreeView control programmatically
This help page explains how to handle the elements of a TreeView control either directly or via the WLanguage functions......
Edit options of a report
The report editor allows you to......
The Bar Code control
The Bar Code control displays bar codes in your windows, pages or reports......
Custom properties (WLanguage)
A custom property is a code element with two events......
WDINT overview
WDINT is an optional tool of WINDEV, WEBDEV and WINDEV Mobile......
AddLine (Function)
Adds a row at the end: of a one- or two-dimensional WLanguage array. of a two-dimensional array property of a variable type (xlsDocument variable for example)....
Native SQL Server Connector: Retrieving the output value of a stored procedure
The Native SQL Server Connector is used to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
HFSQL server configuration
The HFSQL Control Center allows you to fully manage HFSQL servers......
Creating a delete query
A delete query (corresponding SQL statement......
Report based on a query
Queries are used to easily select records in one or more data files......