ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Libraries (.WDL file)
A library is a WDL file that contains all WINDEV or WEBDEV resources ......
Query with parameters
The queries with parameters allow the user to easily select records according to his own requirements......
WDAPI: Using the APIs in a WINDEV application
The two most interesting features of WDAPI are......
Managing the remote accesses
The remote accesses are used to create a temporary network connection......
Zombie data files and items
During the life of an application, items live and die......
ERR_SESSION_CLOSED
The action plans group all actions that will be performed by the software factory....
Control tooltips (AAF)
In a WINDEV application, the user has the ability to add a tooltip on the controls......
WINDEV and the streams - Use example
In this example, the application must manage a video conference between two computers......
Message
The Message keyword can correspond to: the Message function. the Message property, which is used to get and change the help message of a control or menu option in a window. the Message property available for: a SFError variable. the email structure. an Email variable. a Notification variable....
WinEdRedo (Function)
Runs the last action undone by the end user ("Allow end users to modify the UI" option enabled).
MaxValue (Property)
The MaxValue property is used to: get and set the top value of a report based on a data file. get the maximum value of the current filter. get the maximum value of a data series in a chart. get and set the maximum value for some types of controls....
MinValue (Property)
The MinValue property is used to: get and set the bottom value of a report based on a data file. get the minimum value of the current filter. get the minimum value of a data series in a chart. get and set the minimum value for some types of controls....
MemoryFormat (Property)
The MemoryFormat property is used to get and change the format of the value returned for: Date or Time edit controls. Date or Time table columns. Calendar controls. Static controls. editable combo boxes. table columns displayed by combo boxes....
Error 11: The label is unknown
H.NbRecModificationQuery
Used to find out the number of records added, modified or deleted when running the last query of the current context.
InPrelaunchedSessionMode (Function)
Used to find out whether the site is started in "pre-launched session" mode of WEBDEV.
appServerScheduledTask (Type of variable)
The appServerScheduledTask type is used to manage a scheduled task of WEBDEV Application Server through programming (for a site or a webservice).
dLine (Function)
Draws a line: in an Image control, in an Image variable, in a WDPic variable (on the background layer), in a picLayer variable....
InTestMode (Function)
Indicates whether the application or the site is started: from the WINDEV or WEBDEV editor, from the executable or browser. from the WEBDEV administrator....
fWebDir (Function)
Returns the physical name of the directory containing the images, the JavaScript files and the Java files of the WEBDEV site.
Table,Position (External language)
Sets the position on a given element or returns the element on the fist row of a Table control populated programmatically.