ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
Procedure/Function
A procedure is used to associate an identifier with a statement block...
Procedure (Variable type)
The Procedure type is used to handle through programming:
  • the procedures or methods found in the project.
  • the procedures or methods found in an internal component.
  • the procedures or methods found in an external component.
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Procedure Description (Variable type)
The Procedure Description type allows you to get information about a procedure or a method.
Global procedure/function
A global procedure can be used in all the processes or events of the project.
Parameters of a procedure with a variable number of parameters
When the procedure uses a variable number of parameters, you must be able to handle the different parameters passed to the function in the code of the procedure.
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Calling a procedure/a function
Syntax for calling a local or global procedure.
Useful parameters of a procedure
A procedure can declare some parameters that are not immediately used. In this case, a warning appears in the code editor, indicating that the local variable is not used.
Local procedure
Two types of procedures are available...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
Set of procedures
The global procedures are grouped in set of procedures...
Optional parameters
Some of the parameters passed to a procedure can be optional parameters...
WEBDEV: Scheduled tasks and delayed tasks
WEBDEV allows you to implement tasks on the server directly...
Typecasting of parameters
The description of the parameter type is optional...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
Automatic documentation of procedures and methods
To simplify the maintenance or the use of existing code by other developers, WINDEV proposes an automatic documentation for the procedures (or class methods)...
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment...
Reactive procedures
Reactive procedures are executed when the value of a control or variable changes...
SeekProcedure (Function)
Seeks a procedure identified by its name. The procedure found can be run directly.
RETURN statement
The RETURN statement is used to exit a statement block and the current process (or procedure).
Passing parameters
The parameters can be passed to a procedure...
ExecuteMainThreadAsynchronous (Function)
Executes a procedure in the main thread of the application without waiting for the end of its execution.
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
ExecuteProcess (Function)
Starts the execution of a process programmatically, i.e. without the user having to perform...
AddVoiceCommand (Function)
Adds a voice command into the current window. From version 17, this function is replaced...
WinEdDeclareUndo (Function)
Declares how to cancel an action that was added by WinEdDo.
MapPolyline (Type of variable)
The MapPolyline type is used to define the characteristics of a line composed of several segments...
MapCircle (Type of variable)
The MapCircle type is used to define the characteristics of a circle to be drawn on the map...
MapImage (Type of variable)
The MapImage type is used to define the characteristics of an image to be drawn on the map...
JSONExecuteExternal (Function)
Calls an external server URL that returns data in JSON format (JavaScript Object Notation).
Description of ParallelTask (Type of variable)
The Description of ParallelTask type is used to define the characteristics of a parallel task.
AJAXExecute (Example)
Usage example of the AJAXExecute function
NET constants
List of constants used by the DotNet functions....
Background download
Starting with version 27, files can be downloaded in the background, using the system download...
Page templates and inheritance
...When a page template is applied to a page, all the controls and code found in the template...
Interactive notifications
A notification is a small window that appears at the bottom right of the screen, and that can...
SOAPRunXML (Example)
Usage example of the SOAPRunXML function
SOAPError (Example)
Usage example of the SOAPError function
FTPGetFile (Function)
Transfers a file from an FTP (File Transfer Protocol) server to the current computer.
MapPolygon (Type of variable)
The MapPolygon type is used to define the characteristics of a polygon to be drawn on the map...
OpenDocument (Function)
Opens a document in a new (modeless) window using the appropriate WINDEV editor (word processor,...
tapiListen (Function)
Starts the call detection (also called "call monitoring service").
Execute (Function)
Starts the execution of a process through programming.
J2EE constants
List of constants used by the J2EE functions....
Sorts in a report
The sort is used to organize the information displayed in the report......
JSInterruptEvent (Function)
Interrupts the process of current event.
SOAP constants
List of constants used by the SOAP functions....
Help about new features: Letting users know about changes
Applications are constantly evolving......