ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

ModbusSendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly comply with the Modbus standard.
grHMAddData (Function)
Adds a data into a Heatmap chart.
Attribute (Property)
The Attribute property is used to manage attributes.
FBStopSession (Function)
Stops the Facebook session that was started by FBStartSession.
HMergeView (Example)
Usage example of the HMergeView function
HChangeName (Example)
Usage example of the HChangeName function
Margin (Property)
The Property HEX@ allows you to define the size of a HEX@ , for example around a text.
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....
DashDeleteAll (Function)
Deletes all widgets displayed in a Dashboard control.
grHMDeleteColor (Function)
Deletes the colors specified by grHMColor from a Heatmap chart.
Constants for sound management
List of constants used by the functions for sound management....
HListItem (Example)
Usage example of the HListItem function
DashInfoXY (Function)
Determines: whether a widget is found at a given position in a Dashboard control. which widget is found at a given position in a Dashboard control....
Alignment
The Alignment property is used to align elements.
How to develop a site for Linux?
The method for developing a site for Linux is identical to the method for developing a site for Windows....
CookieWrite (Function)
Writes a cookie onto the computer of the Web user.
grCategoryColor (Function)
Initializes the category color for a chart whose type is: Pie, Column, Bubble chart, Waterfall....
Error 802: Invalid syntax for this function
HErrorDuplicates (Example)
Usage example of the HErrorDuplicates function
FTPGet (Example)
Usage example of the FTPGet function
InternalPage
The Internal Property Page allows you to define the name of the internal Page to use.
InternalWindow
The Property Internal Window allows you to define the name of the internal window to use.
7. Consuming a web service
WINDEV Mobile tutorial: Developing an Android and iOS application Lesson 7 - Consuming a web service - 10 min
How to create an SQL query to get a TOP 10?
This help page presents the method for creating an SQL query used to get the first 10 records......
How to create a query with external join?
In SQL language, an external join is used to exclude or include file records with or without correspondences in the linked files......