ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Time management
For each element (windows, reports, ...
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage...
3-tier architecture
The development in "3-tier" architecture is now simplified...
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes...
Principle of remote check
WEBDEV proposes several methods for deploying a dynamic site...
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
<Component>.Execute (Function)
Executes a global procedure present in an external component. This external component is loaded...
iPrintDiagram (Function)
Prints a diagram from: a Diagram Editor control, a "wddiag" file, a Diagram variable....
gStoredValue (Function)
Adds an "invisible" value to an element in a List Box, Combo Box or Scheduler control.
SizeUnit (Property)
The SizeUnit property gets and sets the font size unit.
LineSpacing (Property)
The LineSpacing property gets and sets the line spacing for variables of type Font.
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.
HDeactivateAutoFilter (Function)
Disables an automatic filter on the linked files when browsing an XML file.
HState (Function)
Used to find out the state of a record.
ArrayIntersect (Function)
Returns an array corresponding to the intersection of two arrays.
ArrayDistinct (Function)
Returns an array without duplicates.
ArrayUnionAll (Function)
Returns an array corresponding to the union of two arrays (without deleting duplicates).
ArrayUnion (Function)
Returns an array corresponding to the union of two arrays.
The charts
To include charts in your applications or in your sites, WINDEV, WEBDEV and WINDEV Mobile...
<Source>.ToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current...
RegistryFirstSubKey (Function)
Identifies the path of first subkey of specified key in the Windows registry.
Permission (Variable type)
The Permission type represents a permission requested by the application (and therefore declared...
XMLFindNamespaceByURI (Function)
Finds an XML namespace from its URI (Universal Resource Identifier) in a node and in the parents...
XMLFindNamespaceByName (Function)
Finds an XML namespace according to its XML node and in the parents of the node.
AppServerListScheduledTask (Function)
Returns the list of scheduled tasks for the application (site or Webservice).
HFSQL Control Center: Optimize and repair data files
The HFSQL Control Center optimizes and repairs HFSQL data files in both Classic and Client/Server...
AppServerDeleteScheduledTask (Function)
Deletes a scheduled task associated with the application (site or Webservice).
ExceptionThrow (Function)
Artificially triggers the security mechanism of WLanguage by throwing an exception.
Share your projects via Git
Git is a source code manager......
Toolbar and menu of the SCM
The different options of the SCM can be handled via the SCM toolbar or the options of a specific...