A search help can be directly allocated to a screen field. In this case, the input help is only available for this screen. If the same field is used on several screens, the search help should generally be attached to the table field or structure field (see
Attaching to Table Fields).You can attach a search help directly to a screen in the following ways.
In both cases this allocates the first parameter of the search help to the screen field. As a result, it is only possible to return one value from the hit list to the screen template.