ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Service variable
The Service variable is used to...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
Assignment operators
Three assignment operators are available...
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
WLanguage types
The different types in WLanguage are...
Advanced types
The advanced types of WLanguage are as follows
InvalidInputDetect (Function)
Detects and signals an error on required controls left empty and/or controls with invalid data....
The Cube control
The Cube control is a mobile layout control that automatically performs rotations around...
Data persistence
The data persistence is used to store the value typed by the user......
AppointmentRead (Function)
Reads an appointment found in the calendar of a Lotus Notes or Outlook messaging.
MapDeleteShape (Function)
Deletes a shape drawn on the map displayed in an Map control.
ComponentList (Function)
Returns the list of external components (".WDK" files) used by the current WINDEV or WINDEV Mobile...
TaskRead (Function)
Reads a task in the task list of a Lotus Notes or Outlook messaging.
ExeListDLL (Function)
Returns the list of libraries (".DLL" files) used by one of the applications currently run.
Limitations of WINDEV, WEBDEV and WINDEV Mobile
Management of Google documents
Google Docs and Google Spreadsheet are the online word processing and the online spreadsheet...
How to populate a Table control programmatically?
This help page presents the different methods that can be used to populate a Table control...
EmailReadPreviousHeader (Function)
Reads the header of the email found before the current email according to the protocol used (POP3...
How to backup HFSQL Client/Server databases?
The backup of the HFSQL Client/Server databases can be performed......
Project description: Compilation tab
The project description window allows you to configure various elements of your project......
7. Debugger
WINDEV Tutorial - WLanguage basics Lesson 7 - Debugger - 30 min
The Task structure
The Task structure is a preset structure of WLanguage (no declaration is required)......
DiagramUngroup (Function)
Dissociates the different shapes of a group in a Diagram Editor control.
ModbusSendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly...
Error 705: The property does not exist on this type
fStopCompress (Function)
Stops the operation used to compress or decompress a file.
ListDLL (Function)
Returns: at runtime: the list of libraries (".DLL" files) used by the current WINDEV or WINDEV...
Events associated with a Gantt Chart column
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...
HPrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order...