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 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...
MDIActive (Function)
Identifies or displays an MDI child window in the foreground.
TableInfoXY (Function)
Returns for a given position in a Table or TreeView Table control (coordinates of a control point):...
MenuSelectPlus (Function)
Enables a menu option (popup menu or drop-down menu).
Middle (Function)
Extracts: a substring from a string starting at a specified position. part of a buffer...
MemKeyVal (Function)
Returns the value (added or modified by MemAdd or MemModify) of the current element in a memory...
TableColumnIndex (Function)
Returns the index of a column in a Table or Treeview Table control.
Lower (Function)
Converts all characters in a string to lowercase according to the region settings defined...
MenuSelectMinus (Function)
Disables (grays out) a menu option (popup menu or drop-down menu).
Upper (Function)
Converts all characters in a string to uppercase according to the region settings defined...
MemFound (Function)
Checks whether the sought element was found.
TableFixColumn (Function)
Fixes a column to the left or frees a column fixed to the left.
MenuMark (Function)
Positions the checkmark in front of the menu option (popup menu or drop-down menu).
Reverse (Function)
Returns the character that corresponds to the difference between the ASCII code of a specific...
MemSort (Function)
Sorts the elements found in a memory zone.
TableEnd (Function)
Stops the manual iteration of data file linked to a Table control based on a data file.
MenuIsMarked (Function)
Used to find out whether a checkmark is displayed in front of a menu option (popup menu...
Left (Function)
Extracts the left part (i.e., the first characters) from a string or buffer.
MemDeleteAll (Function)
Clears and deletes a memory zone.
TableEnumColumn (Function)
Returns the name of a column found in a Table or Treeview Table control.
fDirectoryExist (Function)
Checks the existence of a directory.
dSaveImagePNG (Function)
Saves an image: in a PNG file. in memory....
RegistrySetValue (Function)
Writes a value to a key in the Windows registry.
ExePriority (Function)
Returns or modifies the priority of an application currently run.
dSaveImageJPEG (Function)
Saves an image: in a JPEG file. in memory....
RegistryExist (Function)
Checks the existence of a key in the Windows registry.