This
Hidden instance parameter passed to non-static member functions in a Type or Class
This is a hidden parameter passed to all non-static member functions of a Type or Class. Non-static member functions are procedures declared inside the body of a Type or Class and include Sub, Function, Constructor, Destructor, assignment or cast Operator, and Property procedures.
The This parameter has the same data type as the Type or Class in which the procedure is declared.
Syntax
Description
This is a hidden parameter passed to all non-static member functions of a Type or Class. Non-static member functions are procedures declared inside the body of a Type or Class and include Sub, Function, Constructor, Destructor, assignment or cast Operator, and Property procedures.
The This parameter has the same data type as the Type or Class in which the procedure is declared.
Example
Type sometype
Declare Sub MyCall()
value As Integer
End Type
Dim example As sometype
'' Set element test to 0
example.value = 0
Print example.value
example.MyCall()
'' Output should now be 10
Print example.value
End 0
Sub sometype.MyCall()
This.value = 10
End Sub
Declare Sub MyCall()
value As Integer
End Type
Dim example As sometype
'' Set element test to 0
example.value = 0
Print example.value
example.MyCall()
'' Output should now be 10
Print example.value
End 0
Sub sometype.MyCall()
This.value = 10
End Sub
Differences from QB
- New to FreeBASIC
See also
