ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

ModbusConnectRTU (Function)
Connects a client to a Modbus slave via a serial port.
CurrentTitle (Function)
Modifies the title of the current window (returned by CurrentWin) and the title bar.
FBSessionStatus (Function)
Checks the status of a Facebook session.
Handling a TreeView Table control programmatically
This page explains how to program TreeView Table controls......
Supercontrol
A supercontrol is an advanced type of control......
PopupClose (Function)
Hides a popup displayed in the page via PopupDisplay.
JSON (Type of variable)
The JSON type makes it possible to simplify actions on data in JSON format.
ChronoResume (Function)
Restarts a stopwatch that was stopped by ChronoEnd or ChronoPause.
Watermark (Type of variable)
The Watermark type is used to handle the text printed in watermark in the reports created with the report editor or through programming.
Country (Type of variable)
The Country type is used to find out the characteristics of a country.
Automated tests of window
The automated tests of window are used to check the different features proposed by the window......
grSeriesOpacity (Function)
Modifies the opacity factor of a series in a chart.
MarginInterCell (Property)
The MarginInterCell property is used to: find out the margin between rows or columns in a Layout control. modify the margin between rows or columns in a Layout control....
grHMGetData (Function)
Retrieves data from a Heatmap chart.
HourGlass (Function)
Transforms the mouse cursor into hourglass (and conversely). In Android and iOS, displays an endless progress bar in a window....
zipDeleteFileList (Function)
Deletes a list of files from an archive.
FTPDateTime (Function)
Returns the different dates and times (creation, modification or access) associated with a file found on an FTP server (File Transfer Protocol).
mongoCollection (Type of variable)
The mongoCollection type is used to define the advanced characteristics of a collection in a database of a MongoDB server.
Multiline Zone control properties
A Multiline Zone control and the lines of a Multiline Zone control can be handled in a window by the following WLanguage properties.
ModbusReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
Data source (Type of variable)
A Data source variable is used to describe a temporary data source (query, view, alias, ...)
ControlGrayed (Function)
Grays a control or a group of controls. An animation can be set on the controls during this operation.
kbCard (Type of variable)
The kbCard type defines all the advanced characteristics of a card in a Kanban control.
ModbusConnectTCP (Function)
Connects a client to a Modbus server via transmission control protocol (TCP).