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...
Testing an iOS application on a mobile device
When developing an application for iOS (iPhone or iPad), WINDEV Mobile allows you to test...
Thread execution
At runtime, an application runs in a main thread......
HFSQL error handling help
WINDEV, WEBDEV and WINDEV Mobile include a module for assisted management of HFSQL errors......
REST Webservices: Automatic deserialization of request
In a REST Webservice, an entry point can have several types......
Running a query and handling the result in WLanguage
The selection of records performed by query is not necessarily displayed in a report, in a window, ......
Instantiation of an object
To access a class, the object must be declared as being part of the class to handle, this is called...
Native Oracle Connector for WINDEV and WEBDEV
WINDEV and WEBDEV support an optional Native Oracle Connector (also called Native Oracle Access......
Using Objective C code
You can use Objective C code in iPhone/iPad applications generated with WINDEV Mobile....
.NET object
To access a class......
Debugging without using a debugger
In some cases, running a program or a site with or without the debugger can produce different...
Window with parameters
A window can: Receive parameters when it is opened. Return values when it is closed....
Classes, members, methods and properties
A class is made of......
Code editor: Various operations
The code editor is the editor where the developers spend most of their time. This help page...
Libraries (.WDL file)
A library is a WDL file that contains all WINDEV or WEBDEV resources ......
REST web service: Creating a REST web service
A REST web service is a program hosted on a server. This program contains functionalities...
Share your projects via Git
Git is a source code manager......
Constructor and destructor
When creating a class in the code editor, the Constructor and Destructor methods are automatically...
Using Java code
You have the ability to enter Java code: in Java applications generated with WINDEV....