ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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/Function
A procedure is used to associate an identifier with a statement block...
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Global procedure/function
A global procedure can be used in all the processes or events of the project.
Local procedure
Two types of procedures are available...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
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...
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.
Passing parameters
The parameters can be passed to a procedure...
MenuClone (Function)
Clones a menu or a menu option as well as the associated code.
AppChangeParameter (Function)
Changes an information in the mechanism for automatic application update.
AppInstallUPD (Function)
Triggers the automatic update of current application.
MenuAddOption (Function)
Adds a new option after the last option of a drop-down or context menu.
MenuInsertOption (Function)
Inserts a new option at a specific position.
MenuAddMenu (Function)
Adds a new menu to an existing drop-down or context menu of a window or page.
LooperMoveLine (Function)
Moves a row or swaps two rows in a Looper control.
MenuInsertMenu (Function)
Inserts a menu before another menu in a window.
AppParameter (Function)
Returns information about the mechanism for automatic application update.
MenuAddSeparator (Function)
Adds a new separator in a menu (drop-down or context menu).
MenuInsertSeparator (Function)
Inserts a separator into a menu.
HReconnect (Function)
Performs a reconnection to the server for all the interrupted connections. The uninterrupted...
RegistryValueType (Function)
Returns the type of value found in the registry.
CalendarPosition (Function)
Returns the month displayed in a Calendar control.
CalendarSelectCount (Function)
Returns the number of days selected in a Calendar control.
CalendarSelect (Function)
Returns the date selected in a Calendar control.
ClipboardRTF (Function)
Retrieves an RTF string from the clipboard (the content of the clipboard is in RTF format).
JSONExecute (Function)
Calls a server URL that returns data in JSON format (JavaScript Object Notation).
xlsAddWorksheet (Function)
Adds or inserts a new worksheet into an Excel document.
JSONExecuteExternal (Function)
Calls an external server URL that returns data in JSON format (JavaScript Object Notation).
xlsDeleteWorksheet (Function)
Deletes a worksheet from the Excel document.
AppUPDAvailable (Function)
Allows you to find out whether an update is available for the specified application.
zipOpenRAR (Function)
Opens an existing archive in RAR format.
zipOpenCAB (Function)
Opens an existing archive in CAB format.
fOpenTempFile (Function)
Creates and opens a temporary file.