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...
CancelWebserviceContext (Function)
Deletes from the web service context a variable added by DeclareWebserviceContext.
LanguageToCharset (Function)
Returns the character set corresponding to a language.
CertificateExport (Function)
Exports a certificate from a certificate store to a "pfx" or "cert" file.
HTransactionSavepoint (Function)
Declares a transaction savepoint.
iCalendarToScheduler (Function)
Imports data in iCalendar format into a Calendar control.
LooperCancelSwipe (Function)
Cancels the display of the internal window displayed in a Looper control further to the row swipe.
MCIPlay (Function)
Plays a media file.
PVTCalculateUpdateAsynchronous (Function)
Updates some of the data found in a Pivot Table control from a given date without blocking...
CommandLine (Function)
Identifies and retrieves the different elements of the command line passed as a parameter...
PVTSelect (Function)
Allows you to find out the position of selected cells and to select cells in a Pivot Table control.
GeometryIsValid (Function)
Checks whether the specified geometry is valid according to the OGC rules.
LockAppOff (Function)
Unlocks an application that was locked automatically or by LockAppPassword.
MemSort (Function)
Sorts the elements found in a memory area.
SysWinShow (Function)
Modifies the display status of a window.
MemDelete (Function)
Deletes an element from a memory area.
HTMLWrap (Function)
Wraps the specified node in a given node of an HTML document.
MutexStart (Function)
Locks the current thread while waiting for the mutex to be freed.
TreePosition (Function)
Displays a TreeView control from a specified element (node or leaf) or returns the name...
KeyGetIdentifier (Function)
Retrieves the identifier that was used to generate an initial key.
zipMerge (Function)
Merges the different sub-archives found in a multi-part archive to create a single-part archive.
EmailRemoveFolder (Function)
Deletes a folder from the Outlook messaging software or from an IMAP server.
ArrayInfo (Function)
Returns the characteristics of an array: type of elements, number of dimensions, dimensions, etc.
DDEStart (Function)
Executes a program (an executable file, for example) from the current application.
OBEXListFile (Function)
Lists the files shared by a device that uses the OBEX protocol.
HTMLEditorExecuteJS (Function)
Executes JavaScript code in an HTML Editor control.