ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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").
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.
Procedure Description (Variable type)
The Procedure Description type allows you to get information about a procedure or a method.
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...
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.
Local procedure
Two types of procedures are available...
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)...
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
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.
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...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
Automatic procedures
The programming of timers, threads and delayed procedures is now automatically managed by the environment...
Typecasting of parameters
The description of the parameter type is optional...
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.
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...
<HTML Display control>.ExecuteBrowserProcedure (Function)
Executes a WLanguage browser procedure in an HTML Display control that displays a page created...
<Window>.OpenPopupAsynchronous (Function)
Opens a popup window whose result will be retrieved via a WLanguage procedure ("callback").
ArraySeekByProcedure (Function)
Seeks an element in a one-dimensional WLanguage array by using a comparison procedure.
<HTML Display control>.OnErrorJS (Function)
Specifies the procedure to call if an error occurs while executing JavaScript code in an HTML...
ParallelTask (Variable type)
The ParallelTask type is used to handle a task, which means a procedure run by a thread...
DataProcedure (Property)
The property DataProcedure property is used to specify the name of the WLanguage procedure called...
<Array>.SeekByProcedure (Function)
Seeks an element in a one-dimensional WLanguage array by using a comparison procedure.
HRplFilterProcedure (Function)
Defines the WLanguage procedure that will be called whenever a replication operation is performed...
OpenPopupAsynchronous (Function)
Opens a popup window whose result will be retrieved via a WLanguage procedure ("callback").
HTMLOnErrorJS (Function)
Specifies the procedure to call if an error occurs while executing JavaScript code in an HTML...
InAJAXMode (Function)
Specifies whether the code is run from: a process in AJAX mode. a procedure called...
WDAdminHF: Scheduled task
The remote HFSQL administrator is used to define the scheduled tasks......
NotifPushProcedure (Function)
Specifies the WLanguage procedure called when a push notification is received by a WINDEV Mobile...
HAddScheduling (Function)
Creates a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
HModifyScheduling (Function)
Modifies a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
Error 34: 'Break' is not allowed outside the loops
ActionDeclareUndo (Function)
... when running the procedure supplied to ActionDo.
ProcedureTrace (Property)
The ProcedureTrace property allows you to specify the name of the WLanguage procedure used to get...
<Connection variable>.AddScheduling (Function)
Creates a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
<Connection variable>.ModifyScheduling (Function)
Modifies a scheduled task on an HFSQL server: stored procedure, backup, optimization,...
AndroidActivityResultProcedure (Function)
Allows you to specify the procedure to be called to get the result returned by a third-party...