ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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...
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback").
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.
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.
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Calling a procedure/a function
Syntax for calling a local or global 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.
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Procedure/Function
A procedure is used to associate an identifier with a statement block...
Passing parameters
The parameters can be passed to a procedure...
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
ExecuteMainThreadAsynchronous (Function)
Executes a procedure in the main thread of the application without waiting for the end of its execution.
WEBDEV: Scheduled tasks and delayed tasks
WEBDEV allows you to implement tasks on the server directly...
SeekProcedure (Function)
Seeks a procedure identified by its name. The procedure found can be run directly.
ExecuteMainThread (Function)
Triggers the execution of the procedure specified in the main application thread.
RETURN statement
The RETURN statement is used to exit a statement block and the current process (or procedure).
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
Optional parameters
Some of the parameters passed to a procedure can be optional parameters...
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)...
Typecasting of parameters
The description of the parameter type is optional...
Set of procedures
The global procedures are grouped in set of procedures...
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...
Termination (Property)
The Property Termination is used to define the Procedure WLanguage executed when moving...
Error 805: No syntax without parameter
Managing the critical sections
Semaphores are used to limit the simultaneous execution of a code (procedure, line of code, etc....
NetConnect (Function)
Connects to an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered...
NetDisconnect (Function)
Disconnects from an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered...
FilterProcedure (Property)
The FilterProcedure property allows you to get and modify the procedure used to apply a filter...
NetStartServer (Function)
Starts an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered by WINDEV....
YesNoAsynchronous (Function)
... a WLanguage procedure with the user's response....
NetEraseFile (Function)
Deletes a file from the FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered...
iCloudKeyValueWatch (Function)
Defines the procedure called when the value of a key is changed in an Apple iCloud-based container...
OKCancelAsynchronous (Function)
... and calls a WLanguage procedure with the user's response....
Error 305: The element does not exist in the window
ConfirmAsynchronous (Function)
... and calls a WLanguage procedure with the user's response....
HDeleteSchedulingHistory (Function)
... (stored procedure), backup, optimization or a materialized view refresh.
NetSendBuffer (Function)
Transmits a character string to an FTP (File Transfer Protocol) or RPC (Remote Procedure Call)...
NetExecute (Function)
Runs a specific program on an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server...
NetEndServer (Function)
Stops an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered by WINDEV...
Collapsing/Expanding a TreeView control through programming
...To collapse/expand a TreeView control through programming, ......
CriticalSection (Type of variable)
... of a code (procedure, line of code, etc.) to one thread at a given moment in an application.
NetServerOption (Function)
Manages the rights of clients on the server (FTP (File Transfer Protocol) or RPC (Remote Procedure...
NetRenameFile (Function)
Renames or moves a file located on the FTP (File Transfer Protocol) or RPC (Remote Procedure Call)...
NetSendMessage (Function)
Triggers a Windows event on the system of an FTP (File Transfer Protocol) or RPC (Remote Procedure...
NetRemoteMessageBox (Function)
Displays a dialog box on the screen of the FTP (File Transfer Protocol) or RPC (Remote Procedure...
After
They After keyword can correspond to: