ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Composite variable
A composite variable contains different types of elements (members)...
Declaring and using a variable
A variable is defined by name and type...
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...
Service variable
The Service variable is used to...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
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.
Advanced types
The advanced types of WLanguage are as follows
Assignment operators
Three assignment operators are available...
Checkers available in the code editor
The code editor proposes several tools used to correct the code...
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.
Point
The Point keyword is used to manage a point...
UUID (Property)
The UUID property is used to get the identifier of an element.
DateCreated (Property)
The DateCreated property is used to get the creation date of an element.
Attribute (Property)
The Attribute property is used to manage attributes.
Row (Property)
The Row property is used to manipulate one or more rows.
Cell (Property)
The Cell property is used to manipulate one or more cells.
Line (Property)
The Line property is used to define the line style used.
Alignment
The Alignment property is used to align elements.
Path (Property)
The Path property gets and sets a path.
ContentType (Property)
The ContentType property gets and sets the type of a message.
Primary (Property)
The Principal property can be used: on the gglPostalAddress type. on the gglEmail type....
Style (Property)
The Style property is used to: retrieve or assign the entire style of a control (including...
Definition (Property)
The Definition property is used to define a type.
Diagram management functions
Diagram management functions...
Diagram functions (prefix syntax)
Diagram functions (prefix syntax)...
Password (Property)
The Password property sets and changes the password.