ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Time management
For each element (windows, reports, ...
Principle of remote check
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
WINDEV and the communication streams (audio, sound)
To handle the communication streams, WINDEV includes...
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...
ArrayInsertLine (Function)
Inserts a row at a given position: into a two-dimensional WLanguage array. into an advanced...
ArrayDeleteLine (Function)
Deletes a row at a given position: from a two-dimensional array. from the advanced array...
ArrayMoveLine (Function)
Allows you to: move a row in a two-dimensional array or in an advanced array property....
<pdfPage variable>.AddWatermark (Function)
Adds a watermark to a page of an existing PDF file.
<Window>.OpenAsynchronous (Function)
Opens a window whose result will be retrieved via a WLanguage procedure ("callback").
<PDF reader>.NbSignatures (Function)
Gets the number of signatures in a PDF Reader control.
<pdfDocument variable>.GetSignatureDate (Function)
Gets the date of one of the signatures of a PDF document.
<Source>.Delete (Function)
Deletes a record from a data file (query or view).
<Source>.StatTime (Function)
Returns the time of the last update for the index statistics.
ErrorBuild (Function)
Displays a custom error message in a system error window.
<Array>.Shuffle (Function)
Shuffles the elements of a WLanguage array.
DriveListeDirectory (Function)
Lists the directories of an Drive.
<Window>.EdDeselectAll (Function)
Deselects all the controls when the interface is modified by the end user ("Allow end users...
<Window>.EdSelect (Function)
Returns one of the controls selected when the interface is modified by the end user ("Allow end...
<Window>.EdSelectOccurrence (Function)
Indicates the number of controls selected when the interface is modified by the end user ("Allow...
<Window>.EdSelectPlus (Function)
Selects a control when the interface is modified by the end user ("Allow end users to modify...
<Window>.EdSelectMinus (Function)
Deselects a control when the interface is modified by the end user ("Allow end users to modify...
<Variable Drive>SendFile (Function)
Sends a file (present on the user's machine) to an Drive (remote disk)....
DriveRecoverFileGgl (Function)
Retrieves an Document from the Google suite present on a Google Drive in the desired compatible...
<Variable gglDrive>RetrieveGglFile (Function)
Retrieves an Document from the Google suite present on a Google Drive in the desired compatible...
<Variable gglDrive>DeleteFile (Function)
Removes a Google Suite file inside a Google Drive.
Component and SCM
WINDEV, WEBDEV and WINDEV Mobile allow you to easily create and publish components......
HListFullTextIndex (Function)
Returns the list of full-text indexes of a file (a query or a view) recognized by the HFSQL engine.
HAddScheduledBackup (Function)
Adds a scheduling for full backup (with or without differential backup) on the server defined...
TimeSys (Function)
Returns or modifies the system time (current time defined for the current computer).