ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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, ...
Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub...
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of 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 data files, the wizard allows you to...
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
<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.
<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.
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
Identifier (Property)
The Identifier property is used to get and change the identifier of an element.
grHMAddData (Function)
Adds a data into a Heatmap chart.
Attribute (Property)
The Attribute property is used to manage attributes.
<Table>.Expand (Function)
Expands: a branch that was previously collapsed in a TreeView Table control. a branch that was previously collapsed in a Table control. a detailed window displayed for a row....
sClose (Function)
Closes the specified serial port, parallel port or infrared port.
Configuring the assisted universal replication
If your application uses assisted universal replication via a .WER file, the setup creation wizard proposes to configure the setup to install the different tools required for this type of replication....
dTransferToImage (Function)
Creates an image from a buffer of pixels encoded in a specific format. This function is an advanced function. This function is mainly used to handle the images returned by external APIs via Image variables....
grHMDeleteColor (Function)
Deletes the colors specified by grHMColor from a Heatmap chart.
CaptionHTML (Property)
The CaptionHTML property is used to handle text as HTML code.
ModbusSendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly comply with the Modbus standard.
Alignment
The Alignment property is used to align elements.
TraceBuild (Function)
Displays a customizable message in the trace window opened in parallel with the current window.
FBStartSession (Function)
Used to authenticate and log in to Faceboook.
SOAPAddHeader (Function)
Adds a header to the next SOAP function of a Webservice to run.
CookieWrite (Function)
Writes a cookie onto the computer of the Web user.
CurrentIndex (Function)
Depending on the specified control, returns: the number of the current row displayed in the current Table control, the number of the option with focus in a Check Box control, the number of the current row in the current Looper control, the index of the current indexed control....
XMLExecuteXPath (Example)
Usage example of the XMLExecuteXPath function
Flash control properties
The Flash control can be handled by the WLanguage properties in server code and in browser code......
WindowsVersion (Function)
Returns the runtime mode of Windows.
SysSpace (Function)
Returns the physical memory space for the current computer.
sEndEvent (Function)
Disables the detection of an event on a serial port.
WDTestSite: Load test
The stress tests are used to check......
PageParameter (Function)
Returns the value of a parameter passed to the current page.
TableSelectPlus (Function)
Selects a row in a Table or TreeView Table control.
PageRateDDW (Function)
Allows you to find out and modify the rate of gray for the pages that use DDW (Dim disabled pages).