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.
Year (Property)
The Year property is used to: Get the year from a Date or DateTime variable or item. Change...
Large (Property)
The Large property allows you to: Find out whether a Font variable is enlarged. Enlarge...
Extended (Property)
The property Extended allows you to: Find out whether a Font variable is extended. Extend...
Message
available for: a SFError variable. the email structure. an Email variable. a Notification...
Error 1050: This member already exists in the composite variable
fLoadText (Function)
Loads the contents of a text file into any text field or variable (string variable, window edit...
EmailImportSource (Function)
Populates an Email variable using the content of its Source property or the different variables...
Handling a Switch control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Switch control by programming......
GetVariableDefinition (Function)
Gets the description of a variable.
Handling a formatted display control through programming
WEBDEV allows you to handle a formatted display control through programming......
Handling an iFrame control through programming
WEBDEV allows you to handle an iFrame control by programming......
LatestDateCovered (Property)
can be used on: a sfSeekUpdatedResult variable. a sfSeekDeletedResult variable]....
fSaveText (Function)
Creates and fills a text file with the content of a text control or text variable (string variable,...
Handling an OLE control by programming
WINDEV enables you to handle an OLE control by programming......
Day (Property)
The Day property is used to: Get the day from a Date or DateTime variable, or get the number...
Handling a Linear Looper control through programming
WEBDEV allows you to handle a Linear Looper control through programming....