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.
sfSeekUpdatedResult (Variable type)
The sfSeekUpdatedResult type is used to find out the result of SFSeekModified...
edtHTMLSelection (Variable type)
The edtHTMLSelection type is used to identify all the advanced characteristics of a selection...
Repetition (Variable type)
The Repetition type is used to describe and modify the characteristics of a repetition...
gglPostalAddress (Variable type)
The gglPostalAddress type is used to describe and modify the postal address of a contact...
emailAttach (Variable type)
The emailAttach type is used to handle an attachment.
ManualEvent (Variable type)
The ManualEvent type is used to manage a manual event.
gglOrganization (Variable type)
The gglOrganization type is used to describe the companies and organizations to which a contact...
docColumn (Variable type)
The docColumn type is used to define the advanced characteristics of a table column found in a Word...
modbusSession (Variable type)
The modbusSession type is used to identify a connection to a Modbus server.
rssCloud (Variable type)
The rssCloud type is used to describe the method for subscribing to the notifications...
saasClient (Variable type)
The saasClient type is used to define the advanced characteristics of a SaaS client account.
iOutputInfo (Variable type)
The iOutputInfo type is used to get the details of a report print or export job, or the details...
sfExecuteProcessResult (Variable type)
The sfExecuteProcessResult type is used to find out the result of SFExecuteProcess...
diagGroup (Variable type)
The diagGroup type is used to define all the advanced characteristics of a group of shapes...
docTabulation (Variable type)
The docTabulation type is used to define the characteristics of a custom tabulation.
emailNotesSession (Variable type)
The emailNotesSession type is used to access a Lotus Notes messaging server in order to retrieve...
mongoCollectionOption (Variable type)
The mongoCollectionOption type is used to define the advanced characteristics of collection options...
sfSearchResult (Variable type)
The sfSearchResult type is used to find out the result of SFSearch...
picLayer (Variable type)
... in a WDPic variable.
URI (Variable type)
The URI (Uniform Resource Identifier) type identifies physical or abstract resources (e.g. files...
JSONXMLConverter (Variable type)
The JSONXMLConverter type is used to define all the advanced characteristics of the conversion...
Calendar (Variable type)
The Calendar type is used to handle a calendar (or organizer) associated with a user account...
Cookie (Variable type)
The Cookie type is used to handle the cookies transmitted in the HTTP requests.
upnpImage (Variable type)
The upnpImage type is used to define the advanced characteristics of an image of UPnP device.
String of (Variable type)
The String of type is used to manipulate fixed-length strings. These strings have a null character...