abap 内存

 *&---------------------------------------------------------------------*
*& Report  Z_EXPORT_MEMORY
*&
*&---------------------------------------------------------------------*
*&
*&
*&---------------------------------------------------------------------*

report  z_export_memory.

data:it_lfa1 like table of lfa1 with header line,
      memory_id(3) value 'shi'.

select *
into table it_lfa1
up to 10 rows
from lfa1.

export itab1 = it_lfa1 to memory id memory_id.
free:it_lfa1.
import itab1 = it_lfa1 from memory id memory_id.
write:'the_memory_id is :' ,memory_id.
skip 2.
loop at it_lfa1.
  write:/ it_lfa1-lifnr,it_lfa1-name1.
endloop.