See also: Calculation expression.
Actions – Abstract
The behavior with the name of the element linked to this action is executed. If no element is linked, the behavior with the name is searched and executed within the executing element.
The behavior with the name of the element linked to this action is executed. If no element is linked, the behavior with the name is searched and executed within the executing element.
The triggering event of the behavior to be executed is ignored and can even be left empty.

The Executed behavior then receives the data derived in the field Value expression. $input corresponds to the input data of the action.