ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

FAA: Did you know?
Our surveys show that end users love AAFs (Automatic Application Features) and that these AAFs increase their satisfaction and efficiency when using the applications...
Menus and menu options: Tips & Tricks
This page presents some operations specific to the menus and to the menu options...
NbThumbnail (Property)
The NbThumbnail property is used to get the number of thumbnails generated for an item.
MaxThumbnailHeight (Property)
The MaxThumbnailHeight property is used to get and change the maximum height of a thumbnail of an Image item (binary memo).
Easter (Function)
Returns the date of Easter for the specified year according to the western Christian calendar.
NbDescribedThumbnail (Property)
The NbDescribedThumbnail property is used to get the number of thumbnails expected for an item.
<Diagram variable>.Load (Function)
Loads a diagram into a Diagram variable from a ".wddiag" file, a memo or a binary buffer.
<Component>.Execute (Function)
Executes a global procedure present in an external component. This external component is loaded with ComponentLoad.
SizeUnit (Property)
The SizeUnit property gets and sets the font size unit.
CharacterSpacing (Property)
The CharacterSpacing property gets and sets the spacing between characters.
<HFSQL file>.ExportJSONString (Function)
Exports the records from a data file (HFSQL or OLE DB), view or query to a JSON string.
The charts
To include charts in your applications or in your sites, WINDEV, WEBDEV and WINDEV Mobile include......
<Source>.DataSourceKnown (Function)
Determines if a data source has been initialized.
Android permission functions
The following functions are used to manage permissions in Android applications...
SAP ASE Native Connector (Sybase): Output value of a stored procedure executed on the server
The SAP ASE Native Connector (also called Sybase Native Connector) allows you to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
<xlsDocument variable>.MergeCell (Function)
Merges the specified cells in an Excel document.
<pdfDocument variable>.VerifySignatures (Function)
Checks the validity of PDF signatures. Note: This function is only available from version 2025 Update 1....
<Source>.InitSubscriber (Function)
Initializes the range of automatic identifiers for the description file of subscriber replica (".RPL" extension).
<hdfsConnection variable>.CopyTo (Function)
Copies a file located on the local machine to a Hadoop server.
COMQueryInterface (Function)
Calls the QueryInterface method of the specified COM object to get a specific interface of this object so that it can be used with COMCallMethod.
Printing a watermark text
A report (and a duplicate copy) can include an additional text in the format of a watermark, such as "Confidential" or "Duplicate" printed across the report....
Unalterable (Property)
The property Unalterable property is used to set the inalterability of a table: the table cannot be modified; only additions can be made.
AppServerListScheduledTask (Function)
Returns the list of scheduled tasks for the application (site or Webservice).
<mongoCollection variable>.Add (Function)
Adds one or more documents into a collection of MongoDB database.