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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Declaring and using a variable
A variable is defined by name and type...
Service variable
The Service variable is used to...
Report based on a variable (Data binding)
A report based on a variable is used to directly print the information found in a WLanguage variable...
Composite variable
A composite variable contains different types of elements (members)...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
Advanced types
The advanced types of WLanguage are as follows
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
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.
Assignment operators
Three assignment operators are available...
WLanguage types
The different types in WLanguage are...
Constant
The constants are language elements whose value is fixed once and for all...
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
<WDPic variable>.DrawRectangle (Function)
Draws a rectangle in a WDPic variable.
<picLayer variable>.DrawPolygon (Function)
Draws a polygon in a picLayer variable.
<picLayer variable>.DrawRectangle (Function)
Draws a rectangle in a picLayer variable.
<WDPic variable>.DrawRectangleGradient (Function)
Draws a rectangle in a WDPic variable.
<picLayer variable>.DrawRectangleGradient (Function)
Draws a rectangle in a picLayer variable.
<picLayer variable>.Resize (Function)
Resizes an image in a picLayer variable.
<WDPic variable>.Fill (Function)
Colors an area in a WDPic variable.
<picLayer variable>.Fill (Function)
Colors an area in a picLayer variable.
<picLayer variable>.Rotation (Function)
Rotates an image in a picLayer variable.
<WDPic variable>.DrawText (Function)
Draws a text in a WDPic variable.
<picLayer variable>.DrawText (Function)
Draws a text in a picLayer variable.
<Image variable>.DrawPoint (Function)
Draws a point in an Image variable.
<Document variable>.InsertTable (Function)
Inserts a table in a Document variable.
<WDPic variable>.InvertColor (Function)
Inverts the colors of a WDPic variable.
<Image variable>.DrawBorder (Function)
Draws the borders in an Image variable.
<Image variable>.DrawText (Function)
Draws a text in an Image variable.
<WDPic variable>.DrawLine (Function)
Draws a line in a WDPic variable.
mlDeleteVariable (Function)
Deletes a variable from the MATLAB session.
<Image variable>.DrawLine (Function)
Draws a line in an Image variable.