ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

IBANValid (Function)
Checks the validity of an International Bank Acount Number (IBAN).
JSONExecuteExternal (Function)
Calls an external server URL that returns data in JSON format (JavaScript Object Notation).
Dequeue (Function)
Removes an element from the queue.
Pop (Function)
Pops an element from a stack.
dPixelOpacity (Function)
Identifies the opacity of a pixel in an image that has an Alpha channel. This image can be: an Image control, an Image variable, a WDPic variable (on the background layer), a picLayer variable....
NullAllowed (Property)
The NullAllowed property is used to manage the NULL value in the items of HFSQL data files.
NFCReadTag (Function)
Starts reading a NFC tag or enables the detection of NFC tags for the current window.
How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
BrowserOS (Function)
Indicates the operating system installed on the browser of the Web user.
DashInitialConfiguration (Function)
Modifies the configuration of a Dashboard control (defined in the editor) before its first display.
SAPExecute (Function)
Calls a synchronous function or BAPI on a SAP system.
TableColumnSelectOccurrence (Function)
Returns the number of selected columns found in a table. This function is kept for backward compatibility. It is recommended to use TableSelectCount.
HInfoFile (Function)
Returns the characteristics of an HFSQL Classic or Client/Server data file....
TableGiveChild (Function)
Returns the "children" of an element (lower level) in a TreeView Table control.
XMLElementName (Function)
Returns the name of current element (tag or attribute).
XMLElementType (Function)
Returns the type of current element (tag or attribute).
MapDisplayPosition (Function)
Centers the map displayed in a Map control on a geographical position or on a specific location.
ToastDeleteAll (Function)
Deletes all the toasts displayed by ToastDisplay.