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...
Replace (Function)
Replaces all occurrences of a specified substring in a string with another specified substring.
MCISize (Function)
Returns or changes the size of a media file previously opened (MCIOpen).
TablePosition (Function)
Displays a Table or TreeView Table control from a specified row or returns the index of the first...
NextTitle (Function)
Modifies the title of next window to open.
PositionOccurrence (Function)
Finds the Xth position of a string within another string.
MCIWindowSize (Function)
Changes the size and position of the display window of a media file previously opened (MCIOpen).
TableInputInProgress (Function)
Indicates whether a Table or TreeView Table control is currently in edit.
CurrentTitle (Function)
Modifies the title of the current window (returned by CurrentWin) and the title bar.
NoSpace (Function)
Returns a string after removing the spaces: from the left and right side of the initial string....
MCIVolume (Function)
Modifies or returns the sound volume.
TableRecNum (Function)
Returns the number of the current record in a Table control based on a data file.
Restore (Function)
Displays a WINDEV window to its initial size.
Position (Function)
Finds the position of a specified string within another string.
MDIOpen (Function)
Opens and enables an MDI child window.
TableModifyLine (Function)
Modifies a row in: a Table control, a TreeView Table control....
OpenSister (Function)
Opens a non-modal sibling window.
MDIMother (Function)
Identifies the name of the MDI parent window.
TableModify (Function)
Modifies a row in: a Table control, a TreeView Table control, a table displayed in a Combo...
OpenChild (Function)
Opens a non-modal child window.
MDIWindowMenu (Function)
Modifies the layout of the MDI child windows.
TableInsertLine (Function)
Inserts a row into: a Table control, a TreeView Table control....
Open (Function)
Opens a modal WINDEV window.
MDIEnumChild (Function)
Returns the alias of the specified MDI child window.
TableInsert (Function)
Inserts a row into: a Table control, a TreeView Table control, a table displayed in a Combo...
MultitaskRedraw (Function)
Immediately redraws the window controls that will be graphically refreshed.