ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

WINDEV and the streams - Use example
In this example, the application must manage a video conference between two computers......
AppServerRunScheduledTask (Function)
Immediately starts the execution of a scheduled task on a WEBDEV Application Server.
Table control based on a variable
A Table control based on a variable is a Table control whose columns are bound to the elements of an Array variable, to the members of a class or to the elements of an advanced variable (e.g., xlsDocument)......
How to set focus to a window control?
This help page presents the different methods that can be used to set focus to a window control....
Thread management constants
List of constants used by the functions for managing threads, critical sections, semaphores, mutexes, ......
AppServerDeleteScheduledTask (Function)
Deletes a scheduled task associated with the application (site or Webservice).
WDOptimizer: Overview
The different operations that can be performed with WDOptimizer are as follows......
Exchange operator (<=>)
The <=> operator is used to exchange the contents of two elements...
Error 1035: A class used in a structure must have a constructor without parameter...
Key and referential integrity
In a database schema, the "Key" items are also used to manage the consistency of data (called referential integrity)......
Error 1036: A class used in an array must have a constructor without parameter
Other operators
The following are additional operators......
fClose (Function)
Closes an external file.
ExecuteDelayedProcedure (Function)
Runs a delayed procedure (in the WEBDEV Application Server).
Using .NET assemblies in a project
To use .NET assemblies in a project......
WDInst: Configuring the uninstaller
The application uninstaller is the application that allows the end user to uninstall the application....
WDInst: installing additional elements
By default, only the files found in the "List of setup files" window are installed on the user computers......
SQL selection conditions
To specify the selection conditions in an SQL query, you can use......
Queue (Variable type)
A Queue variable is a structured type that groups a set of elements of the same type.
Stack (Variable type)
A Stack variable is a structured type that is used to group a set of elements of the same type.