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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Composite variable
A composite variable contains different types of elements (members)...
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...
Declaring and using a variable
A variable is defined by name and type...
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.
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.
Code style
A code style is used to automatically prefix the name of all the variables and project elements (windows, report controls, classes, etc.
WLanguage types
The different types in WLanguage are...
Assignment operators
Three assignment operators are available...
Constant
The constants are language elements whose value is fixed once and for all...
TypeVar (Function)
Identifies the type of an expression, a variable (during a call to a procedure for example) or a control.
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.
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...