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)...
Advanced types
The advanced types of WLanguage are as follows
<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.
WLanguage types
The different types in WLanguage are...
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.
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.
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.
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
Constant
The constants are language elements whose value is fixed once and for all...
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler...
Kanban control functions (prefix syntax)
The following functions handle Kanban controls......
Constants for managing fonts
List of constants used by the functions for font management....
SaaSAdminModifyService (Function)
Modifies a SaaS service.
GglDisconnect (Function)
Disconnects the user from the Google services used. During the next re-connection,...
GglConnect (Function)
Manages authentication on a Google server (via the "OAuth 2.0" authentication mode).
BTLEConnectionStatus (Function)
Returns the current connection status to a Bluetooth Low Energy device or asks to be notified...
BTLECharacteristicChangeOfValue (Function)
Enables or disables the detection regarding the change of value for a Bluetooth Low Energy...
BTLEDescriptorReadValue (Function)
Reads the value of a descriptor on a Bluetooth Low Energy device.
BTLEDescriptorWriteValue (Function)
Writes the value of a descriptor to a Bluetooth Low Energy device.
Manipulating TimeLine controls programmatically (prefix syntax)
A TimeLine control can be......
ScanProperty (Function)
Used to get and change the properties of a scanner.
HIndex (Function)
Rebuilds the file index (".NDX" file).
<Variable Drive>DirectoryList (Function)
Lists the directories of an Drive.
KeySize (Property)
The KeySize property is used to set the characteristics of a text memo key item.
Phone management functions
List of functions for phone management...
Constants used for managing the multi-touch
Constants for managing the multi-touch...
dTransferToImage (Function)
Creates an image from a buffer of pixels encoded in a specific format. This function...
UPNPGetMute (Function)
Retrieves the 'Mute' status of a UPnP device....
UPNPModifyMute (Function)
Modifies the 'Mute' status of a UPnP device....
UPNPGetBrightness (Function)
Retrieves the brightness of a UPnP device.
UPNPGetContrast (Function)
Retrieves the contrast of a UPnP device.
UPNPGetVolume (Function)
Retrieves the volume of a UPnP device.
UPNPGetSharpness (Function)
Retrieves the sharpness of a UPnP device.
UPNPModifySharpness (Function)
Changes the sharpness of a UPnP device.
UPNPModifyVolume (Function)
Change the volume of a UPnP device.