Passing Internal Tables as Parameters

• We can use one of two methods to pass an internal table to a subroutine:

1. Pass with header line.
2. Pass body only 

• Summarizes the effect of each of these methods on internal tables with and without header lines.

• The syntax for each method of passing an internal table to a subroutine.

• Syntax for Describing the Internal Table to the Subroutine.

Ex:

Steps

• Go to Transaction Code SE38.

• Enter the program name start's with Y or Z<program name > and click on create button.

• Enter the Title.
• Select Attribute Type as Executable Program.
• Click on save button.

Source Code

REPORT  ZPASS_INTER_TAB_SUB.
DATA : IT_MAKT TYPE TABLE OF MAKT WITH HEADER LINE.

SELECT-OPTIONS : S_MATNR FOR IT_MAKT-MATNR.

PERFORM FETCH_DATA USING S_MATNR[]  CHANGING IT_MAKT[].
 PERFORM DISPLAY TABLES IT_MAKT.

*&---------------------------------------------------------------------*
*&      Form  FETCH_DATA
*&---------------------------------------------------------------------*
    Internal Table passed without header Line
*----------------------------------------------------------------------*
*      -->P_S_MATNR  text
*      <--P_IT_MAKT  text
*----------------------------------------------------------------------*
form FETCH_DATA  using    p_s_matnr LIKE s_matnr[]
                 changing p_it_makt LIKE it_makt[].

  SELECT * FROM MAKT INTO TABLE p_it_makt[] WHERE MATNR IN p_s_matnr.

endform.                    " FETCH_DATA
*&---------------------------------------------------------------------*
*&      Form  DISPLAY
*&---------------------------------------------------------------------*
Internal Table passed with header Line

*----------------------------------------------------------------------*
*      -->P_IT_MAKT  text
*----------------------------------------------------------------------*
form DISPLAY  tables   p_it_makt structure MAKT.
                         "Insert correct name for <...>.

LOOP AT   p_it_makt.

 WRITE : /   p_it_makt-MATNR ,   p_it_makt-SPRAS ,   p_it_makt-MAKTX.
ENDLOOP.

endform.                    " DISPLAY

• Save ->Check ->Activate.

• Execute

Input

Output