ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

GenerateGeometricImage (Function)
Randomly generates an image with geometric shapes. This image can be used to temporarily fill an Image control, for example.
hbWriting (Type of variable)
The hbWriting type is used to define the characteristics of a write operation that will be performed in a row (record) of an HBase table.
<btleDevice variable>.ConnectionStatus (Function)
Returns the current connection status to a Bluetooth Low Energy device or asks to be notified when the connection status changes.
ModbusWriteRegister (Function)
Writes one or more registers (16-bit values) to a Modbus slave, starting at a specific address.
<modbusSession>.WriteRegister (Function)
Writes one or more registers (16-bit values) to a Modbus slave, starting at a specific address.
The DotNet structure
BTLEConnectionStatus (Function)
Returns the current connection status to a Bluetooth Low Energy device or asks to be notified when the connection status changes.
diagLibrary (Type of variable)
The diagLibrary type is used to define all the advanced characteristics of a library of preset shapes used by a Diagram Editor control.
diagActionAllowed (Type of variable)
The diagActionAuthorized type is used to define the actions available to end users on a diagram shape in the Diagram Editor control.
Live Data: viewing data in the editors
The "Live Data" is used to view the content of the data files in the controls currently created in the different editors of the product used (window editor, page editor, report editor, ......
DateTimeToEpoch (Function)
Converts a local datetime to Epoch format (number of time units since 01/01/1970 at 00h00 UTC)....
Choosing the type of image: dynamic, static, generated, ...
The images are often used to illustrate the site pages......
<DateTime type>.ToEpoch (Function)
Converts a local datetime to Epoch format (number of time units since 01/01/1970 at 00h00 UTC)....
<Source>.Seek (Function)
Positions on the first record of the data file whose value for a specific item is greater than or equal to a sought value (generic search by default).
HSeek (Function)
Positions on the first record of the data file whose value for a specific item is greater than or equal to a sought value (generic search by default).
<Chrono>.End (Function)
Stops a stopwatch and returns the time elapsed (in milliseconds) since the start of timing (call to <Chrono>.Start).
11. Choosing the action of a button/link
4. When to use the debugger?
WDMap: Printing records
WDMAP allows you to print the records found in a data file......
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback")....
How to create and handle a structure?
This help page explains how to create and handle a structure....
Refreshing a page
Refreshing a page consists in re-displaying a page that is already open in the browser......
WDLog: Restoring a data file from its log
WDLog is used to apply to a backup of a data file the different operations saved in the log of this file......
Binding a Radio Button control to an item
A Radio Button control can be bound to an item in a data file, query, etc....
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