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...
InstantMessaging (Type of variable)
The InstantMessaging type is used to define the advanced characteristics of the instant messaging...
Event (Type of variable)
The Event type is used to define all the advanced characteristics of an event: birthday, saint's...
Contact (Type of variable)
The Contact type is used to define the advanced characteristics of a contact found in the phone...
upnpService (Type of variable)
The upnpService type is used to define the advanced characteristics of a service provided...
WebAddress (Type of variable)
The WebAddress type is used to define the advanced characteristics of a site address as well...
Record (Type of variable)
The Record type is used to save the values of a record.
Tiff (Type of variable)
The Tiff type is used to define the advanced characteristics of a TIFF image.
VariantMember (Type of variable)
... being a variant variable.
Control (Type of variable)
The Control type is used to define the characteristics of a control.
nfcData (Type of variable)
The nfcData type is used to describe and handle the data of a variable of type nfcTag.
nfcTag (Type of variable)
The nfcTag type is used to define the advanced characteristics of an NFC tag (Near Field...
wsResponse (Type of variable)
The wsResponse type is used to get: the XML source code of the Webservice response. the value...
wsRequest (Type of variable)
The wsRequest type is used to define the advanced characteristics of a Webservice.
Watermark (Type of variable)
The Watermark type is used to handle the text printed in watermark in the reports created...
Marker (Type of variable)
The Marker type is used to define the characteristics of a marker that must be positioned on a map...
Address (Type of variable)
The Address type is used to manipulate the address of a place or person.
hScheduleMaterializedView (Type of variable)
The hScheduleMaterializedView type is used to programmatically manage a task for recalculating...
restResponse (Variable type)
The restResponse type is used to define all the advanced characteristics of a REST response.
restRequest (Type of variable)
The restRequest type is used to define the advanced characteristics of a REST request.
mongoWriteConcern (Type of variable)
The mongoWriteConcern type is used to define the level of acknowledgment of receipt requested...
docSection (Type of variable)
The docSection type is used to define the advanced characteristics of a section found in a document...
docElementImage (Type of variable)
... in a docElement variable.
docNumbering (Type of variable)
The docNumbering type is used to define the advanced characteristics of a numbering used in a Word...
docNumberingLevel (Type of variable)
The docNumberingLevel type is used to define the advanced characteristics of a numbering level used...
ParallelTask (Type of variable)
The ParallelTask type is used to handle a task, which means a procedure run by a thread...
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