ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HListConnection (Function)
Returns the list of connections currently described in the application.
ModbusConnectRTU (Function)
Connects a client to a Modbus slave via a serial port.
Properties associated with columns of Table controls
You can manipulate columns of Table controls in a window or page using the following WLanguage properties......
HStatNbDuplicates (Function)
Returns the number of duplicates for a given key item.
25. Performing a process on several successive pages
Performing a process on several successive pages...
Describing a problem to the Free Technical Support
Managing the required input in WEBDEV
To prevent users from leaving a control empty, you can set it as a required field......
XML management: Use example
This application example manages an XML file named "Orders......
gpwUser (Type of variable)
The gpwUser type is used to describe and modify the characteristics of a user of WEBDEV or WINDEV User Groupware.
"Long press" optional event
The optional event "Long press/Open context menu" is run during a long press on the controls of a window......
Directory (Property)
The Directory property is used to manage the physical directory of HFSQL files.
fFileExist (Function)
Checks the existence of an external file.
grSeriesOpacity (Function)
Modifies the opacity factor of a series in a chart.
HIndexingInProgress (Function)
Indicates that a reindex operation is currently performed on an HFSQL data file and returns the percentage of reindexing already performed.
Font
The Font keyword can correspond to: a Font variable. the Font property....
ModificationDurationAPT (Property)
The ModificationDurationAPT property is used to determine and specify if the user can modify the duration of an appointment in a Scheduler or Organizer control.
grPointType (Function)
Modifies the shape of point for a specific category or value found in a Line, Area, Scatter and Radar chart.
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.
fDriveInfo (Function)
Returns information about a drive.
iZoneHeight (Example)
Usage example of the iZoneHeight function
iReportPrintingStatus (Function)
Returns the status of the current print.
PDFExtractPage (Function)
Extracts a page from a PDF file in a variable of type Image.
Passing parameters
The parameters can be passed to a procedure......
Error messages that can be displayed in the browser
This help page presents the different error messages that can be displayed in the browser......