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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub...
Notifications of an HFSQL server
A server may encounter problems without any user (or developer) noticing anything.
For example:
  • a scheduled task may fail,
  • an automatic backup may fail,
  • a node may become inactive in an HFSQL cluster, ...
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
<Connection variable>.ManageServerUpdate (Function)
Used to manage the automatic update of HFSQL Client/Server servers by specifying the check frequency regarding the availability of updates.
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
<Connection variable>.OperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
InStoredProcedureMode (Function)
Indicates whether the code is run on an HFSQL server.
Installing an HFSQL Client/Server server with an application
When creating the setup program of a WINDEV application using HFSQL Client/Server tables, the wizard allows you to...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
fTime (Function)
Returns or modifies the different times associated with a file or directory (date created, modified or accessed).
Multiline (Property)
In a window or page, the Multiline property is used to: find out and modify the "Multiline" option of an Edit control. find out and modify the "Multiline" option of a column in a Table control. In a report, the Multiline property is used to determine and change the "Multiline" option of a control....
Handling a Switch control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Switch control by programming......
fWrite (Function)
Writes: a character string to an external file. a memory section....
RequestUpdateUIParent (Function)
Asks to run the "Request for refreshing the display" process of parent. This function is kept for backward compatibility.
Diagram Editor control properties
Usage example of the ServiceWaitStatus function...
Group (Property)
The Group property is used to: find out whether the control belongs to a group of controls. If the control belongs to one or more groups, the Group property can be used to identify these groups of controls. associate a control with a group of controls....
Multiselection (Property)
The Multiselection property gets and sets the selection mode: in a Table and TreeView Table control. in a Pivot Table control. in a List Box and ListView control. in a Looper control. in a Calendar control. of files in an Upload control....
MapPolygon (Type of variable)
The MapPolygon type is used to define the characteristics of a polygon to be drawn on the map displayed in a Map control.
dSaveImagePNG (Function)
Saves an image: in a PNG file. in memory....
dSaveImageGIF (Function)
Saves an image: in a file in GIF format. in memory....
dSaveImageBMP (Function)
Saves an image: in a file in BMP format. in memory....
eChangeCurrency (Function)
Converts a currency into another currency.
StoredValue (Property)
The StoredValue property is used to get the value currently stored by: a row in a List Box, ListView or Combo Box control. a "Text token" Edit control. a row of a Table control. an input suggestion in an Edit control (if the suggestion is selected)....
Synchronizing threads via events
Events can be used to synchronize the different threads of an application......
zipAddDirectory (Function)
Adds all the files found in a directory and in its subdirectories into an archive and compresses them.
Constants for managing emails
List of constants used by the functions for managing emails....
Properties associated with columns of Table controls
You can manipulate columns of Table controls in a window or page using the following WLanguage properties......
DndTarget (Property)
The DndTarget property determines and changes how a control behaves in a drag-and-drop operation.
String (Variable type)
The String type is used to manipulate strings......
HTTPAddFile (Function)
Adds a file to the HTTP form.
gpwOpenLDAPSession (Function)
Informs the User Groupware that the authentication of users will be done via an LDAP directory.
Web Camera control events
The following events appear by default in the WEBDEV code editor: