ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Composite variable
A composite variable contains different types of elements (members)...
Declaring and using a variable
A variable is defined by name and type...
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...
Service variable
The Service variable is used to...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
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.
Advanced types
The advanced types of WLanguage are as follows
Assignment operators
Three assignment operators are available...
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
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.
Minute (Property)
The Minute property is used to: Retrieve the minutes from a Time or DateTime variable,...
Manipulating TreeMap controls programmatically
WINDEV allows you manipulate a TreeMap control programmatically....
HAdd (Function)
... in a Record variable into the data file (query or view).
<Source>.Add (Function)
... in a Record variable into the data file (query or view).
Handling a Calendar control by programming
WINDEV, WEBDEV and WINDEV Mobile allow you to handle a Calendar control through programming......
<Destination>.CopyRecord (Function)
the content of the Record variable to the current data file record....
ContinentGet (Function)
Returns the Continent variable that corresponds to one of the following values: a continent...
HCopyRecord (Function)
the content of the Record variable to the current data file record....
Error 305: The element does not exist in the window
Manipulating Tab controls programmatically
WINDEV, WINDEV Mobile and WEBDEV allow you to manipulate a Tab control through programming......
Handling a control through programming in a report
All report controls can be handled through programming......
Handling a Carousel control through programming
WINDEV allows you to handle a Carousel control through programming......
Deserialize (Function)
... (including an associative array), queue, stack, list or advanced variable, as well as their subelements.
XMLDocument
a new XML document. For more details, see XMLDocument. an xmlDocument variable. For more details, see...
Writing an email
Writing an email in WLanguage consists in filling the email structure of WLanguage......
POUR TOUT / POUR ALL instruction (browse a JSONReader variable)
Training FOR ALL instruction lets you perform different types of browse on a variable of type...