ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

WINDEV and OPC
OPC stands for "OLE for Process Control"......
Modifying an external component
An external component created and generated by WINDEV, WEBDEV or WINDEV Mobile can be modified at any time......
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators......
Google constants
List of constants used by the Google functions....
WDMap: Characteristics of the files found in a database
WDMap is used to get various characteristics specific to......
2025 new features brochure: WINDEV new features
What's new in WINDEV 2025 in the What's new 2025 brochure....
Generating the RAD pattern
To generate a RAD pattern:...
SourceToScreen (Function)
Automatically updates the controls in a window or page with: the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor. the values of the bound WLanguage variables....
Events associated with Calendar controls
List of events associated with Calendar controls...
Filling a Chart control
The data that will be displayed in the Chart control can come from......
TableAddColumn (Function)
Adds elements on the right of an Horizontal Table control.
Multiple assignments of arrays, structures and classes
The multiple assignment of arrays consists in assigning a set of simple values (boolean, integer, string, real, numeric or currency) to the cells of an array. This multiple assignment is also available for the structures and the classes....
Error: Redefinition of syntax
The '<method>' methods of the '<derived class>' class and of the '<base class>' class do not have the same prototype......
Specific page for displaying the site errors
If an error occurs in the dynamic WEBDEV site, a standard error page is displayed by default. This page informs the Web user of the error that occurred in the site....
Handling Organization Chart controls programmatically
xlsLayout (Type of variable)
The xlsLayout type is used to define all the layout characteristics of a sheet of an XLSX document in a Spreadsheet control.
Display the code of an element
WINDEV, WEBDEV and WINDEV Mobile allow the use of event-driven and object-oriented programming......
Custom synchronization for Table controls based on a data file
In some cases, you may want to use a custom synchronization for Table controls based on a data file......
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)......
Creating a combining query
A combining query (corresponding SQL statement: UNION) ......
Logical Data Model (LDM)
A Logical Data Model (LDM) is used to describe the data structures (files, items, ......
Importing an HTML page into a WEBDEV site
WEBDEV allows you "suck up" the existing HTML pages......
Cursor (Property)
The Cursor property is used to get and change the position of the mouse cursor in one of the following controls: Edit control. Editable Combo Box. "Edit control" table column and "Editable Combo Box" table column. Word Processing control. HTML Editor control....