REPORT  z05_07.

**1. STRUCTURE Type 선언
TYPES: BEGIN OF  t_line,
  col  TYPE c,
  seq  TYPE i,
END OF t_line.

**2. Stnadard Table 타입 선언
TYPES t_tab TYPE HASHED TABLE OF t_line WITH UNIQUE KEY col.

**3. Internal Table 선언
DATA  gt_itab TYPE t_tab WITH HEADER LINE.

gt_itab-col = 'B'.
gt_itab-seq = '1'.
INSERT TABLE gt_itab.

gt_itab-col = 'A'.
gt_itab-seq = '2'.
INSERT TABLE gt_itab.

CLEAR gt_itab.
READ TABLE gt_itab WITH TABLE KEY col = 'A'.

WRITE : / gt_itab-col, gt_itab-seq.