Blocking Searchhelp and Create New Searchhelp

How to block a pre-existing search help and create new search help which contains the old ones data and the new one which entered now.

Look at this statement .

parameters :p_pernr like pa0001-pernr MATCHCODE OBJECT new_search.

If you define like this previous search help is gone.

You have to create new search help into the dictionary .

or else .

parameters :p_pernr like pa0001-pernr

define like this 
use this event 

AT Selection-screen on p_pernr.

under this event call this function module and pass required data .

F4IF_FIELD_VALUE_REQUEST 
* F4 help also returning the value to be displayed in internal table

F4IF_INT_TABLE_VALUE_REQUEST

ABAP Tips by :  Venkat.O

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