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...
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.
MongoCreate (Function)
Creates a connection to a MongoDB server or cluster.
CtAccess (Property)
The CtAccess property sets the type of access to the table when connecting to a specific table via...
Manipulating Radio Button controls programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to programmatically manipulate Radio Button controls......
GglConnect (Function)
Manages authentication on a Google server (via the "OAuth 2.0" authentication mode).
SaaSAdminModifyService (Function)
Modifies a SaaS service.
GglDisconnect (Function)
Disconnects the user from the Google services used. During the next re-connection,...
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.
PDFNbSignatures (Function)
Gets the number of signatures in a PDF document.
Managing the emails with the POP3/SMTP protocols
The POP3 and SMTP protocols are protocols for email management recognized by all Internet Service...
NotifAdd (Function)
Adds a notification to the system bar (Android) or notification center (iOS).
Type (Property)
The Type property is used to get: the type of element (table or item) defined programmatically...
DriveListFileGgl (Function)
Lists Google Docs Editors files (Docs, Sheets, etc.) present on Google Drive.