ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Composite keys
A composite key is a key item containing several other items......
Managing cookies
A cookie is an easy way to temporarily store information on the user's computer......
dStartDrawing (Function)
Indicates that the drawing functions that will be used are intended for: the specified Image control, the specified Image variable, the specified Image variable, the specified WDPic variable (on the background layer), the specified picLayer variable....
Events associated with a Range Slider control
The following events are associated with Range Slider controls:...
Telemetry: Viewing data
To see the results of telemetry data for your applications, WINDEV and WINDEV Mobile propose a telemetry editor......
HInfoMemo (Function)
Returns the characteristics of binary and text memos.
Easter (Function)
Returns the date of Easter for the specified year according to the western Christian calendar.
WINDEV and the streams - Use example
In this example, the application must manage a video conference between two computers......
dTextMarkdown (Function)
Draws Markdown text: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable]....
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......
Association in a CDM
In a CDM (Conceptual Data Model), the associations are used to link the entities between themselves......
FinDecreasingRedemption (Function)
Calculates the amortization value of a good over a specific period of time, via the formula for fixed-rate decreasing amortization.
WDSQL: Database structure
WDSQL is used to find out the structure of the accessed database......
MovableByBackground (Property)
The MovableByBackground property is used to: find out whether a window can be moved by the background, allow (or not) a window to be moved by the background....
Handling a Conceptual Data Model (CDM)
The main operations that can be performed on a CDM are as follows......
ErrorBuild (Function)
Displays a custom error message in a system error window.
HPass (Function)
Defines the password used to create or open a data file.
HDeclareExternal (Function)
Temporarily imports into the current analysis the description of a data file from an existing HFSQL data file.
Automatic update of editors
Do you have an active Internet connection on your development computer? You can automatically download the different editor updates (WINDEV, WEBDEV and WINDEV Mobile) thanks to "Automatic update"......
ControlExist (Function)
Checks the existence of a control (or group of controls) in a window, in a page or in a report.
Description of a CSS style
This window allows you to describe a CSS style that will be used for the controls of your WEBDEV project......
Constants for managing XML documents
List of constants used by the functions for managing XML documents....
GglGetStaticMap (Function)
Retrieves the map of a specific location via the Google Maps service.
Entity of a CDM
To group information according the MERISE method, entities must be created......
Handling Organizer controls programmatically
Organizer controls can be handled programmatically....