ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

What is an application?
An application is a set of objects (windows, controls, ...
Application installation: single-user or network?
WINDEV proposes several types of setup for a WINDEV application...
Activating an application or a site
When distributing an application or a site, you may want to offer both a full version and a limited version...
Changing an application to 64-bit
WINDEV allows you to develop 64-bit applications...
Application patch
Once an application was installed, the application library had to be reinstalled whenever a modification was performed (WDL file)...
Operating mode of HFSQL application
An HFSQL application can operate in network mode or in Client/Server mode...
Deploying an application that uses an external component
An application that uses one or more external components is deployed in the same way as a standard application...
.NET application
To create a.NET application from a project...
Setup by HTTP (Network setup via IP)
The network setup via HTTP consists in installing and updating a WINDEV application via an HTTP server (Live update)...
Creating a WEBDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
Creating a WINDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
Setup in MSI format
You can create MSI installers...
JITc
The principle of JITc technology (Just In Time Compilation) is straightforward...
SMSRunApp (Function)
Starts the native application for sending SMSs found on the device (Android or iPhone/iPad).
geoRunApp (Function)
Starts the device's native maps application to display:
  • a specific geographical location,
  • a route between two locations.
Generating and deploying 64-bit applications
WINDEV allows you to automatically generate and install a 64-bit application.
Keyboard shortcuts
The main keyboard shortcuts in the editors are as follows...
RETURN statement
The RETURN statement is used to exit the current event, process or procedure and return a result...
REP files
REP files contain the list of tables handled by the application.
How to create a patch?
Closes a WINDEV window (and returns a value if necessary).
Performance profiler
The performance profiler is a tool for checking and optimizing the execution time of your application...
EmailRunApp (Function)
Starts the native email application on the current computer:
  • Computer running Windows,
  • Mobile device (Android, iPhone, iPad).
MSIX installation packages
ListDLL (Function)
Returns:
  • runtime List of libraries (".DLL" files) used by the current WINDEV application, WINDEV Mobile or WEBDEV site. Only the libraries loaded in memory are listed.
  • in test mode: all libraries installed on the current workstation.
AppDetectUPDAvailable (Function)
Disables or customizes the automatic check for available updates.
Local network (LAN) setup
Deploying a setup on a local area network (LAN) involves installing and updating a WINDEV application via a reference server,.
Developing applications for Android
WINDEV Mobile allows you to develop applications for the Android operating system...
Creating and deploying the installation program: How do you do it?
Creating the setup program allows you to deploy a WINDEV application on the end-user computers...
Creating a WINDEV Mobile project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective...
Custom tooltips
Tooltips are very useful for application users...
Same source code for 32 and 64-bit applications
The 64-bit operating systems are starting to appear on the PCs and on the servers...
XMLElementName (Function)
Returns the name of current element (tag or attribute).
DisplayMode (Property)
The DisplayMode property gets and changes: the display mode in a Word Processing control,...
Map (Function)
Executes a procedure on each element of a source array and returns the results in a WLanguage...
ModbusReadFloat (Function)
Reads one or more single-precision floats from a Modbus slave, starting at a specific address.
Exchange operator (<=>)
The <=> operator is used to exchange the contents of two elements...
GUIDFile (Property)
The GUIDFile property returns the GUID of the file defined in the analysis that was used to create...
Financial constants
List of constants used by the financial functions....
WinRedraw (Function)
Immediately redraws the window controls for which a graphic update is required.
zipNbPartNeeded (Function)
Returns the number of parts of a given size required to split a single-part archive.
TableGiveChild (Function)
Returns the "children" of an element (lower level) in a TreeView Table control.
HCS.FrameSize (Variable)
The HCS.FrameSize variable is used to resize the outgoing data frame.
HRecordToJSON (Function)
Retrieves the structure and value of the current record and exports them into a string in JASON...
XMLElementType (Function)
Returns the type of current element (tag or attribute).
HErrorInfo (Function)
Returns a detailed information about the last error triggered by the HFSQL engine.
ArrayUnionAll (Function)
Returns an array corresponding to the union of two arrays (without deleting duplicates).
HTTPCookieReplace (Function)
Replaces all the cookies stored for a domain: by HTTPRequest. by HTTPSend....
iNewLine (Function)
Prints a line (in Windows standard, with a rounded end) at specified coordinates.
WinInYPos (Function)
Returns the vertical position of the upper-left corner of the internal area (without border...
fFileExist (Function)
Checks the existence of an external file.
WinOutYPos (Function)
Returns the vertical position of the upper-left corner of a window in relation to the upper-left...
SQLListTable (Function)
List all the tables that can be accessed by the connected database system.
DashMoveWidget (Function)
Changes the position of a widget found in a Dashboard control.
DashResizeWidget (Function)
Changes the dimensions of a widget found in a Dashboard control.