simple ABAP program for beginners

*& Report Z_INTRODUCTIONTOABAP *
*& *
*&---------------------------------------------------------------------*
*& *
*& *
*&---------------------------------------------------------------------*

REPORT Z_INTRODUCTIONTOABAP .
*PROGRAM Z_INTRODUCTIONTOABAP .
* PROGRAM can replace REPORT

* Declaring variables here
DATA AGE TYPE I. "Integer Variable
DATA FIRSTNAME(25). "String Variable

* Set value to variable
MOVE 26 TO AGE.
MOVE 'Eralper' TO FIRSTNAME.

* Display variable values
WRITE FIRSTNAME.
WRITE AGE.

* Multiple variables
DATA : AGE2 TYPE I, LASTNAME(25). "Multiple variable declaration
MOVE: 0 TO AGE2, 'Yılmaz' TO LASTNAME. "Multiple variable value setting
WRITE: LASTNAME, AGE2. "Display multiple variables