Use Perform with field symbols

HI,

i have table type field symbols and i wont to use it in perform

how can i do that?

LOOP AT <dyn_acl> ASSIGNING <l_act>.

ASSIGN COMPONENT : 'COSTCENTER' OF STRUCTURE <l_act> TO <fs_data>.

<fs_data> = ''.

ENDLOOP.

i wont to do it for 4 diff tables so i wont to use perform one time and send 1 diff table at time .

Regards