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 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...
UPNPModifyBrightness (Function)
Modifies the brightness of a UPnP device.
GglGetDocument (Function)
Downloads a document from the Google Docs service.
gpwAuthLogin (Function)
Allows you to connect to the User Groupware using authentication with an account such as Facebook,...
ActiveDirectory (Property)
The ActiveDirectory property allows you to connect to an HFSQL server using Active Directory...
UPNPModifyContrast (Function)
Modifies the contrast of a UPnP device.
MQTT functions
The following functions are used to manage MQTT clients...
AppleSignIn (Function)
Used to implement authentication via "Sign In with Apple" on devices running on iOS 13 and higher.
WebSocketListConnectedUser (Function)
Lists the clients connected to the WebSocket server.
Document (Property)
The Document property is used to identify or modify the HTML document associated with an HTML...
Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created...
Automation object
The Automation keyword is used to declare an automation object...
Source (Property)
The Source property can be used on: a Chart control: in this case, the Source property is used...
WebSocket functions (prefix syntax)
List of functions specific to WebSocket servers...
Constants used by the scanner functions
Constants used by the scanner functions...
Scanning a document (via a WIA driver)
Windows Image Acquisition (WIA) is a Windows device driver interface and API that allows...
PDFSign (Function)
Applies an approval signature to an existing PDF.
<Variable pdfDocument>Sign (Function)
Applies an approval signature to an existing PDF.
TimePicker (Function)
Opens the system time picker.
HOpenConnection (Function)
Opens a connection to a specific database.
HRSDeleteConfig (Function)
Deletes a replication between two HFSQL servers.
HRSModifyConfig (Function)
Modifies some parameters of an existing replication between two HFSQL servers.
HRSListConfig (Function)
Lists the replications available on a master HFSQL server.
HRSInfo (Function)
Reads the replication configuration for an HFSQL server that takes part in one...
Managing the emails with the POP3/SMTP protocols
The POP3 and SMTP protocols are protocols for email management recognized by all Internet Service...
HRSAddConfig (Function)
Adds a replication between two HFSQL server onto the master server.