ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Composite variable
A composite variable contains different types of elements (members)...
Declaring and using a variable
A variable is defined by name and type...
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
Assignment operators
Three assignment operators are available...
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
IsNumeric (Function)
Enables you to find out whether a variable or a control is:
  • a numeric (integer, real, currency or numeric).
  • a string that can be converted into numeric.
Constant
The constants are language elements whose value is fixed once and for all...
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example)...
SQLAssociate (Function)
Automatically associates each column of the query result with a control or with a variable...
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....
dModifyContrast (Function)
Changes the contrast of an image contained: in an Image control, in an Image variable....
dCopieImageChamp (Control)
Copies the image of a control in a WINDEV window to a variable of type Image.
fSaveBuffer (Function)
Creates and fills a text file with the content of a string or buffer variable.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
Handling Button controls programmatically
WINDEV, WINDEV Mobile and WEBDEV allow you to programmatically handle Button controls......
Handling a Progress Bar control through programming
A Progress Bar control can be handled through programming......
ServiceModify (Function)
... of the Service variable.
dHalo (Function)
Adds a halo effect on an image found in an Image variable].
dShadow (Function)
Adds a shadow effect on an image found in an Image variable].
HTMLEditorToEmail (Function)
Exports the content of an HTML Editor control to an Email variable (to send the email).
<HTML editor>.ToEmail (Function)
Exports the content of an HTML Editor control to an Email variable (to send the email).
Dimension (Function)
Returns the size of a variable (string, numeric, array, ...) or resizes a dynamic array.
DiagramLoad (Function)
Loads a diagram into a Diagram variable from a ".wddiag" file, a memo or a binary buffer.
iPrintDiagram (Function)
Prints a diagram from: a Diagram Editor control, a "wddiag" file, a Diagram variable....
dClear (Function)
Clears the content of an Image variable or Image control and fills it with the specified color.
Handling a Check Box control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Check Box control through programming......
Handling Rating controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to handle Rating controls programmatically....
Month (Property)
The Month property is used to: Retrieve the month from a Date or DateTime variable. Modify...
CertificateSignFile (Function)
Creates the signature of a file. This signature can be stored in a Buffer variable or in a text...
Error 530: The -- operator is not allowed
Handling a Range Slider through programming
WINDEV allows you to handle a Range Slider control through programming......