ONLINE HELP
 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...
Constant
The constants are language elements whose value is fixed once and for all...
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.
WLanguage types
The different types in WLanguage are...
Assignment operators
Three assignment operators are available...
<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.
SAP functions
List of SAP functions...
ForbiddenFunctions (Property)
The ForbiddenFunctions property gets and sets the list of functions that cannot be used in the Code...
httpRequest
The HTTPRequest keyword can correspond to...
CommandLine
The CommandLine keyword can correspond to...
Multi-touch functions
The following functions are used to manage the multi-touch......
WorksheetName (Property)
The WorksheetName property gets and sets the name of a worksheet in an XLS document.
Server (Property)
The Server property is used to manage the data source of a connection (HFSQL Client/Server, OLE DB,...
Attach (Property)
The Attach property gets and changes the attachments of an email.
Handle_R (Property)
The Handle keyword gets and sets the handle of an element.
PlainText (Property)
The PlainText property is used to get and modify the raw text of an email.
DispositionNotification (Property)
The DispositionNotification property gets and sets the email read receipt request.
BackgroundImage (Property)
The BackgroundImage property gets and sets the background image of an element.
Border management constants
List of constants used by the border functions....
Checked (Property)
The Checked property determines whether or not an element is checked.
Movable (Property)
The Movable property is used to define if an element can be moved.
dSaveImageICO (Function)
Saves an image in icon format either in a file, or in memory.
HRSExecute (Function)
Immediately runs a recurring replication between HFSQL servers: the replication is triggered...
Enumeration and Combination items
WINDEV, WEBDEV and WINDEV Mobile propose the Enumeration and Combination types......
FBGetUserInformation (Function)
Retrieves the Facebook information of connected user.
DocReplace (Function)
Finds all the instances of a character string and replaces them with another string:...
MQTTSubscribe (Function)
Used to subscribe to a MQTT notification.
MQTTUnsubscribe (Function)
Used to unsubscribe from a MQTT notification.
MQTTUnsubscribeAll (Function)
Allows you to unsubscribe from all the existing subscriptions.
PicRotation (Function)
Rotates a WDPic image.
<Gantt chart>.AddLink (Function)
Creates an "End to Start" link between two tasks displayed in a Gantt Chart column found in a Table...