ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Declaring a procedure/a function
The different syntaxes for declaring a procedure...
Calling a procedure/a function
Syntax for calling a local or global procedure.
Procedure/Function
A procedure is used to associate an identifier with a statement block...
Parameters of a procedure/function
You have the ability to pass parameters to a procedure.
Global procedure/function
A global procedure can be used in all the processes or events of the project.
Local procedure
Two types of procedures are available...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes.
Typecasting of parameters
The description of the parameter type is optional...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage 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.
Passing parameters
The parameters can be passed to a procedure...
RGBBlue (Function)
Returns the blue component of an RGB color.
dbgInfo (Function)
Returns a debug information.
dbgEnableAssert (Function)
Enables or disables the assertive programming.
dModifySaturation (Function)
Modifies the saturation of an image found: in an Image control, in an Image variable....
dModifyLightness (Function)
Changes the lightness of an image found: in an Image control, in an Image variable....
dModifyHue (Function)
Changes the hue of an image: in an Image control, in an Image variable....
RGBRed (Function)
Returns the red component of an RGB color.
dModifyHSL (Function)
Modifies the hue, the saturation and the lightness of an image found: in an Image control,...
HSL (Function)
Creates a color from its hue, saturation and lightness.
ColorHue (Function)
Calculates the hue of a color.
ColorSaturation (Function)
Calculates the saturation of a color.
ColorLightness (Function)
Calculates the lightness of a color.
fMoveFile (Function)
Moves a file from one directory to another.
WinInactiveEffect (Function)
Enables or disables the DDW (Dim Disabled Window) feature: for a specific window....
WinRateDDW (Function)
Gets and sets the dimming rate for windows that use the DDW (Dim Disabled Windows) feature.
WinAnimationNext (Function)
Modifies the type and duration of animations used when opening and closing the next window.
WinAnimationOpening (Function)
Modifies the type and duration of animations used when opening the application windows.
WinAnimationClosing (Function)
Modifies the type and duration of the animation used when closing the application windows.
WinEnableDDW (Function)
Enables or disables the DDW (Dim Disabled Window) feature: for a specific window....
WinAdaptSize (Function)
Adapts the window size to the content of controls.
fDetectRemovableStorage (Function)
Detects whether a removable storage unit (CD, USB key, USB camera, ...) was added or removed.
fListDirectory (Function)
Lists the subdirectories of a given directory and returns the full paths of listed subdirectories.
fAttributeReadOnly (Function)
Gets and sets the read-only attribute of a file.
fReportsAndQueriesDir (Function)
Returns: the full path of the directory for the custom reports and queries. This directory...
NationToLanguage (Function)
Returns the language corresponding to a nation.