hi Vara ,
thanks for your prompt respone we to do sum on case syntax.
READ TABLE payroll-inter-rt INTO wa_rt WITH KEY lgart = '/560' .
v_mon = wa_rgdir-fpend+4(2).
CASE v_mon .
WHEN '01' .
ls_salary-jan = wa_rt-betrg + ls_salary-jan.
MOVE ls_salary-jan TO lv_rename.
CONCATENATE lv_rename lv_count INTO ls_salary-jan1.
lv_count1 = lv_count.
lv_tot1 = ls_salary-jan.
endcase.
please guide to sum on case syntax.