ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

ModbusConnectRTU (Function)
Connects a client to a Modbus slave via a serial port.
InvalidInputDetect (Function)
Detects and signals an error on required controls left empty and/or controls with invalid data....
SysIconAdd (Function)
Adds a system tray icon (in the lower-right corner of the screen).
How to open a window?
HTTPTimeOut (Function)
Sets the timeout for WLanguage functions that use the HTTP protocol (HTTPRequest, SOAPExecute, DotNetExecute, J2EEExecute, etc.).
29. SEO in practice
OpenAPIToHTTP (Function)
Builds the HTTP request to call a function of an API. It can then be sent using HTTPSend.
xlsOpen (Function)
Opens an Excel file (xls or xlsx files).
SOCKS5 protocol
SOCKS5 is a simple network protocol intended to standardize the use of proxies for applications......
Changing an application to 64-bit
WINDEV allows you to develop 64-bit applications......
Printing in PDF
WINDEV, WEBDEV and WINDEV Mobile allow you to create a PDF file during a print......
3. Interface (UI)
WINDEV Mobile tutorial: My first Android/iOS application Lesson 3 - Interface (UI) - 30 min...
DndTarget (Property)
The DndTarget property determines and changes how a control behaves in a drag-and-drop operation.
XMLRead (Function)
Returns the value of an XML element or the value of the attribute for an XML element.
ArrayDeleteDuplicate (Function)
Deletes the duplicates from an array.
PaletteChange (Function)
Changes the palette used by the project or by a window.
AuthRevokeToken (Function)
Revokes a JSON Web Token (JWT).
Deploying an iOS application
WINDEV Mobile tutorial: Deploying an iOS application 10 min
Webification
WEBDEV Tutorial - Webifying a WINDEV project Webification - 10 min
Action Bar properties
You can manipulate Action Bars in a window using the following WLanguage properties.