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...
FirstName (Property)
The FirstName property can be used on: a SaasUser variable. ......
OpenIDReadIdentity (Function)
Retrieves the identity of a user contained in an AuthToken variable.
MaskFormat (Function)
Formats a character string using an InputMask variable.
PDFSave (Function)
Saves the content of a pdfDocument variable in a ".PDF" file.
Error 533: The expression of a { } must be a string
JSONToString (Function)
Converts the content of a JSON variable to a JSON string.
ScanGet (Function)
Retrieves the characteristics of a scanner in a variable of type Scanner.
ScanToImage (Function)
Retrieves a document from a scanner in a variable of type Image.
HTMLSave (Function)
Saves the content of an htmlDocument variable to an HTML file.
PDFOpen (Function)
Opens a PDF document and loads it in a pdfDocument variable.
How to use the indirection operators?
The indirection operators ({ }) are used to handle an object whose name is found in a variable......
Handling ListView controls programmatically
WINDEV allows you to programmatically handle ListView controls......
Mode (Property)
operation before it is considered as successful (mongoWriteConcern variable). the management mode...
Handling a Static control programmatically
WINDEV, WEBDEV and WINDEV Mobile allow you to handle a Static control programmatically......
Date (Property)
The Date property is used to: Retrieve the date from a DateTime variable. Modify the date...
Time (Property)
The Time property enables you to: Retrieve the time from a DateTime variable. Modify the time...
Handling a WEBDEV Slider control through programming
WEBDEV allows you to handle a Slider control through programming....
Handling a Scrollbar control through programming
WINDEV allows you to handle a Scrollbar control through programming......
Handling an Action Bar through programming
An Action Bar can be handled through programming. To do so, use the variable corresponding...
InDays (Property)
The InDays property is used to convert a Duration variable to days.
InHours (Property)
The InHours property is used to convert a Duration variable to hours.
InMinutes (Property)
The InMinutes property is used to convert a Duration variable to minutes.
InSeconds (Property)
The InSeconds property is used to convert a Duration variable to seconds.
InMilliseconds (Property)
The InMilliseconds property is used to convert a Duration variable to milliseconds.
SOAPAddAttribute (Function)
Adds an attribute to an automatic variable generated by the import of a Webservice.