ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
How to manage a multi-selection in a List Box control?
This help page explains how to manage a multi-selection in a List Box control....
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes....
Telephony: Managing the incoming calls
The management of the incoming calls is performed in a specific "thread"....
tapiCallStart (Function)
Returns the date and time of the beginning of call (incoming or outgoing call).
MatAdd (Function)
Adds two matrices of same dimensions (same number of rows and same number of columns).
tapiListen (Function)
Starts the call detection (also called "call monitoring service").
<xlsDocument variable>.GetMerge (Function)
Determines if a cell is merged with other cells and gets the merged cell range.
xlsGetMerge (Function)
Determines if a cell is merged with other cells and gets the merged cell range.
Spain.CheckDNI (Function)
Checks the validity of a DNI number (personal identification number in Spain).
Italy.CheckCF (Function)
Checks the validity of a CF number (personal identification number in Italy).
Brazil.CheckCPF (Function)
Checks the validity of a CPF number (personal identification number in Brazil).
Spain.CheckNIF (Function)
Checks the validity of a NIF number (company identification number in Spain).
Italy.CheckIVA (Function)
Checks the validity of an IVA number (company identification number in Italy).
Brazil.CheckCNPJ (Function)
Checks the validity of a CNPJ number (company identification number in Brazil).
Switzerland.CheckUID (Function)
Checks the validity of a UID number (Swiss business identification number).
DefaultFilePath (Property)
The DefaultFilePath property gets and sets the full file name (path and file name) suggested by default when saving a document in a Word Processing or HTML Editor control via the "Save as" option.
HTTPCookieReset (Function)
Deletes all cookies (globally or for a domain) stored: by the calls to HTTPRequest. by the calls to HTTPSend....
MatDeterminant (Function)
Calculates the determinant of a square matrix (the number of rows is equal to the number of columns).
Belgium.CheckNISS (Function)
Checks the validity of a NISS number (Belgian social security identification number).
Describing a report table
To display the table description, select "Table description" in the context menu of one of the table elements...
SCM: Check-in policy
The SCM gives you the ability to define a check-in policy......
Native Oracle Connector: Retrieving the output value of a stored procedure
The Native Oracle Connector is used to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
Programming a status bar
WINDEV allows you to handle a status bar and a cell found in a status bar through programming......
Code statistics
The code statistics affect......
Elements of a class: Enumerating and handling through programming
Several types of WLanguage variables are used to enumerate and dynamically handle the elements of a class......