14124   1
12341   1
15242   1
21413   2
12132   3

DATA: BEGIN OF TABLE tab OCCURS 0,
             col1(10),
             col2 TYPE i,
          END OF tab.

DATA n1 type i.
data n2 type i.
data value_to_find type i.
data total  type i.

PERFORM fill_table.

SORT tab BY col2.

value_to_find = 1.

READ TABLE tab WITH KEY col2 = value_to_find.
n1 = sy-tabix.

ADD 1 value_to_find.
READ TABLE tab WITH KEY col2 = value_to_find.
n2 = sy tabix.

total = n2 - n1.

         

TYPES: BEGIN OF t_row,
       col1(10),
      col2 type i,
    END OF t_row.


    DATA tab TYPE SORTED TABLE OF t_row WITH NON-UNIQUE  KEY col2.

    data line type t_row.

    line-col1 = 'a'. line-col2 = 1. insert line into TABLE tab.
    line-col1 = 'b'. line-col2 = 1. insert line into TABLE tab.
    line-col1 = 'c'. line-col2 = 1. insert line into TABLE tab.

    line-col1 = 'd'. line-col2 = 3. insert line into TABLE tab.
    line-col1 = 'e'. line-col2 = 5. insert line into TABLE tab.
    line-col1 = 'f'. line-col2 = 5. insert line into TABLE tab.


    read TABLE tab into line  WITH TABLE KEY col2 = 2.

    write: / 'SY-SUBRC= ', sy-subrc , 'sy-tabix=',sy-tabix.

read TABLE tab into line  WITH TABLE KEY col2 = 4.

    write: / 'SY-SUBRC= ', sy-subrc , 'sy-tabix=',sy-tabix.