ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Calling a procedure/a function
Syntax for calling a local or global procedure.
Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Global procedure/function
A global procedure can be used in all the processes or events of the project.
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Passing parameters
The parameters can be passed to a procedure...
Parameters of a procedure with a variable number of parameters
When the procedure uses a variable number of parameters, you must be able to handle the different parameters passed to the function in the code of the procedure.
Local procedure
Two types of procedures are available...
Typecasting of parameters
The description of the parameter type is optional...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
EndProgram (Function)
Ends the execution of the current program.
DDEConnect (Function)
Establishes a DDE connection between the current program and the recipient according to a given...
CursorDisplay (Function)
Displays or hides the mouse cursor.
Random (Function)
Returns a random number.
DDERecipient (Function)
Identifies the recipient of a DDE connection.
CursorCapture (Function)
Directs all the events associated with the mouse toward a specific window or control, regardless...
DDEDisconnect (Function)
Deletes a connection between the current program and a recipient.
DDEString (Function)
Returns the information retrieved by DDERetrieve.
CursorPos (Function)
Returns and modifies the position of the mouse cursor.
INIWrite (Function)
Writes a specific value into an INI file (or into a file structured like an.INI file).
DDESend (Function)
Sends a data to the program connected via DDE.
HourGlass (Function)
Transforms the mouse cursor into hourglass (and conversely). In Android and iOS, displays...
fSizeUncompressed (Function)
Returns the size of a file before compression. When a file is decompressed by fUncompress,...
MouseXPos (Function)
Returns the horizontal position (X) of the mouse cursor relative to the specified window...
fSize (Function)
Returns the size of a file (in bytes).
DDEEvent (Function)
Associates a WLanguage procedure with a DDE event: when the DDE event occurs, the associated...
MouseYPos (Function)
Returns the vertical position (Y) of the mouse cursor relative to the specified window or control....
fImageSelect (Function)
Opens the image picker of Windows.
CommandLine (Function)
Identifies and retrieves the different elements of the command line passed as a parameter...
DDEExecute (Function)
Sends a command that will be run on the server.
LoadParameter (Function)
Reads a persistent value.
DDEUnLink (Function)
Interrupts a link between an item and a data.
SIPVisible (Function)
Displays the keyboard.
fDelete (Function)
Deletes a file accessible from the current computer.
NumHelp (Function)
Returns the number of the help context associated with the specified control.