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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Global procedure/function
A global procedure can be used in all the processes or events of the project.
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.
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.
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...
Local procedure
Two types of procedures are available...
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.
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.
Passing parameters
The parameters can be passed to a procedure...
grExist (Function)
Checks the existence of a chart in memory.
grSeriesLabel (Function)
Initializes the label of a data series in a chart.
grCategoryLabel (Function)
Initializes the label of a data category (or section) in a chart.
grLineThickness (Function)
Retrieves and/or modifies the value of the line thickness in a line chart....
grClearPict (Function)
Erases the chart drawing (in an Image control or in a window).
grGradient (Function)
Enables or disables the display of color gradients in a chart.
grDestinationWMF (Function)
Defines a meta file as chart destination.
grDestinationWnd (Function)
Defines a window as chart destination.
grDestinationEMF (Function)
Defines a meta file as chart destination (EMF means Enhanced Meta File).
grDestinationControl (Function)
Defines an Image control as destination of a chart.
grDestinationBMP (Function)
Defines a BitMap file as destination of a chart (BMP means BitMap).
grDraw (Function)
Draws a chart according to the specified parameters.
grSeriesColor (Function)
Initializes the color of a series or the color of a section.
HFound (Function)
Checks whether the current record corresponds to the current filter or search.
HVersion (Function)
Used to find out: whether the content of a file was modified. whether the content of a file...
HToItem (Function)
Assigns the specified value to an item of the current record.
HCheckIndex (Function)
Checks whether the data found in the index file (.NDX file) properly refers the data found...
HCheckStructure (Function)
Defines the mode for comparing data files.
HChangeLocation (Function)
Modifies the search mode of physical data files (.FIC, .NDX, ...).
FileToScreen (Function)
Automatically updates the controls in a window or page with: the values of the bound items...
HPrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order...
HBuildKeyValueANSI (Function)
Regardless of the platform used, the data stored in the HFSQL files is in ANSI format.
PageToFile (Function)
Automatically updates: the value of the items in a data file with the value of the controls...
HChangeRplDir (Function)
Modifies the location for the description of subscriber replica (RPL file).
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search...