ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
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.
Global procedure/function
A global procedure can be used in all the processes or events of the project.
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.
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
Calling a procedure/a function
Syntax for calling a local or global procedure.
Procedure Description (Variable type)
The Procedure Description type allows you to get information about a procedure or a method.
Local procedure
Two types of procedures are available...
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.
Procedure/Function
A procedure is used to associate an identifier with a statement block...
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Reactive procedures
Reactive procedures are executed when the value of a control or variable changes...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
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 the current event, process or procedure and return a result...
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)...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
WEBDEV: Scheduled tasks and delayed tasks
WEBDEV allows you to implement tasks on the server directly...
RETURN statement
The RETURN statement is used to exit a statement block and the current process (or procedure).
Typecasting of parameters
The description of the parameter type is optional...
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment...
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.
ExecuteMainThread (Function)
Triggers the execution of the procedure specified in the main application thread.
Optional parameters
Some of the parameters passed to a procedure can be optional parameters...
Set of procedures
The global procedures are grouped in set of procedures...
EmailGetAll (Function)
Retrieves all the emails found on a server.
Carrying over the differences from an element to another one
The project comparator is used to compare two elements and to list the differences found......
COMCallMethod (Function)
Runs a method of an interface of a COM object instantiated by COMCreateInstance.
How to color a control with focus?
This help page explains how to highlight the control where the input is performed....
CallDLL32 (Function)
Runs a function found in an external DLL.
fMemWait (Function)
Waits for the end of process about the notifications of modification of a shared memory area.
awSendAndGetInfo (Function)
Sends data from an iOS phone to an Apple Watch (or conversely) while expecting a response.
FTPSend (Example)
Usage example of the FTPSend function
CallInterface (Function)
Runs a method of an interface of an object implemented in a DLL external to the WINDEV framework.
ThreadExecute (Function)
Starts the execution of a secondary thread.
GPSDetectPosition (Function)
Asks to be notified when the device gets close to a given location.
Sort (Function)
Sorts a WLanguage array.
WinEdUndo (Function)
Undoes the last action performed by the end user when modifying the interface ("Allow end users...
WinEdRedo (Function)
Runs the last action undone by the end user ("Allow end users to modify the UI" option enabled).
PageToASP (Function)
Sends the data found in a page currently displayed in the browser to an ASP server.
PageToJSP (Function)
Sends the data found in a page currently displayed in the browser to a JSP server.
PageToPHP (Function)
Sends the data found in a page currently displayed in the browser to a PHP server.