ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

How to create an SQL query to get a TOP 10?
This help page presents the method for creating an SQL query used to get the first 10 records......
How to backup HFSQL Client/Server databases?
The backup of the HFSQL Client/Server databases can be performed......
HConnect (Example)
Usage example of the HConnect function
The Task structure
The Task structure is a preset structure of WLanguage (no declaration is required)......
DiagramUngroup (Function)
Dissociates the different shapes of a group in a Diagram Editor control.
ModbusSendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly comply with the Modbus standard.
Error 705: The property does not exist on this type
fStopCompress (Function)
Stops the operation used to compress or decompress a file.
ListDLL (Function)
Returns: at runtime: the list of libraries (".DLL" files) used by the current WINDEV or WINDEV Mobile application or by the current WEBDEV site. Only the libraries loaded in memory are listed. in test mode: all the libraries installed on the current computer....
Width (Property)
The Width property gets and changes the width: of a control or block in a report. of a control (found in a window), window, column found in a table or column found in a list box (including listview). of a control (found in a page), column found in a table or column found in a list box. The control can be overlayable or not....
Popup window
WINDEV allows you to open windows in popup format......
Events associated with a Gantt Chart column
How to populate a Table control programmatically?
This help page presents the different methods that can be used to populate a Table control programmatically....
How to create a query with external join?
In SQL language, an external join is used to exclude or include file records with or without correspondences in the linked files......
User Groupware
A Windows application, an Internet or Intranet site require to define the role of different contributors......
TaskLast (Function)
Reads the last task in a Lotus Notes or Outlook task list.
ContactFirst (Function)
Reads the first contact in a Lotus Notes or Outlook address book.
ContactNext (Function)
Reads the contact after the current contact in a Lotus Notes or Outlook address book.
The DotNet structure
grCreateFont (Function)
grCreateFont is kept for backward compatibility.
TaskFirst (Function)
Reads the first task found in the task list of a Lotus Notes or Outlook messaging.
HChangeKey (Example)
Usage example of the HChangeKey function
ContactPrevious (Function)
Reads the contact before the current contact in a Lotus Notes or Outlook address book.
2. Examples provided with WINDEV
The examples provided with WINDEV are intended to help you learn the features of WINDEV....
TaskPrevious (Function)
Reads the task found before the current task in the task list of a Lotus Notes or Outlook messaging.