Attribute ‘VAR_IN_OUT_AS_POINTER’

Function: The pragma {attribute 'VAR_IN_OUT_AS_POINTER'} allows for the passing of a reference to a data object to the interface variable of a visualization.

Requirement: The referenced visualization must be used as a dialog.

Syntax:

{attribute 'VAR_IN_OUT_AS_POINTER'}

Attention

Uppercase and lowercase characters must be maintained.

Example: Declaration of an interface

VAR_IN_OUT\
    {attribute 'VAR_IN_OUT_AS_POINTER'}
\ itfController : ControlFB;
END_VAR

See also

• Call dialog with interfaces
• Command ‘Interface Editor’