ABAP by Ajay

 * The separator between the columns is , .  *  ABAP data objects used in open SQL statements are called as host variables and they  are prefixed with @ . Report  REPORT  zab_rp_select_query_new . TABLES :   mara . TYPES :   BEGIN  OF  ls_mara ,          matnr  TYPE  mara - matnr ,          mtart  TYPE  mara - mtart ,          mbrsh  TYPE  mara - mbrsh ,          matkl  TYPE  mara - matkl ,          meins  TYPE  mara - meins ,         END  OF  ls_mara . DATA :   lt_mara  TYPE  TABLE  OF  ls_mara . SELECT-OPTIONS :   s_matnr  FOR  mara - matnr . SELECT  matnr mtart mbrsh matkl meins        FROM  mara        INTO  TABLE  lt_mara        WHERE  matnr  IN  s_matnr . cl_demo_output => display (   lt_mara  ) . New Syntax Report REPORT  zab_rp_select_query_new . TABLES :  mara . SELECT-OPTIONS :  s_matnr  FOR  mara - matnr . SELECT  matnr ,   mtart ,   mbrsh ,   matkl ,   meins        FROM  mara        INTO  TABLE  @data ( lt_mara )        WHERE  matnr  IN  @s_matnr . cl_demo_output =>

* Before ABAP 7.4, we used CREATE OBJECT statement to create an object of the class. * From ABAP 7.4 onwards, SAP introduced the NEW keyword. * This NEW keyword is used to create an object of the class. Report      REPORT  zab_rp_new .      PARAMETERS :   p_input1  TYPE  i ,                 p_input2  TYPE  i .      CLASS   a  DEFINITION .        PUBLIC  SECTION .          METHODS  sum  IMPORTING   pval1   TYPE  i                               pval2   TYPE  i                      EXPORTING   result  TYPE  i .      ENDCLASS .     CLASS   a  IMPLEMENTATION .        METHOD  sum .         result  =  pval1 + pval2 .        ENDMETHOD .      ENDCLASS .      START-OF-SELECTION .        DATA :  lo_object  TYPE  REF  TO  a .      *  CREATE OBJECT lo_object.   " Old syntax       lo_object  =  NEW  a (  ) .         " New Syntax        lo_object -> sum (          EXPORTING           pval1   =  p_input1           pval2   =  p_input2          IMPORTING            result  =   DATA

                                           Refer-   Alpha without function module  *  CONVERSION_EXIT_ALPHA_INPUT is used to add the leading zero's.  * CONVERSION _EXIT_ALPHA_OUTPUT is used to remove the leading zero's. Report      REPORT  zab_rp_alpha_fm .      DATA :   lv_var1 ( 10 )  TYPE  c  VALUE  '12345' ,           lv_var2 ( 10 )  TYPE  c  VALUE  '0000012345' .      CALL  FUNCTION  ' CONVERSION_EXIT_ALPHA_INPUT '        EXPORTING          input   =  lv_var1        IMPORTING          output  =  lv_var1 .      WRITE :   lv_var1 .      CALL  FUNCTION  ' CONVERSION_EXIT_ALPHA_OUTPUT '        EXPORTING          input   =  lv_var2        IMPORTING          output  =  lv_var2 .      WRITE : / lv_var2 . Output ****** *********** ******* ***** * Thank You ****** ******* *** *** *** ** ***

                 First Refer * -   Introduction to case and switch   Report      REPORT  zab_rp_switch .      PARAMETERS :  p_day  TYPE  i .      DATA ( lv_output )  =  SWITCH char40 (   p_day   WHEN   1   THEN   TEXT - 000                                         WHEN  2   THEN  TEXT - 001                                         WHEN  3   THEN  TEXT - 002                                         WHEN  4   THEN  TEXT - 003                                         WHEN  5   THEN  TEXT - 004                                         WHEN  6   THEN  TEXT - 005                                         WHEN  7   THEN  TEXT - 006                                            ELSE    TEXT - 007   ) .          WRITE :  lv_output . Input1 Output1 Input2 Output2 ****** *********** ************ Thank You *******************

Switch statement.          *  From ABAP 7.4 onwards, SAP introduced SWITCH statement.     *  We need to use SWITCH statement instead of CASE statement.     *  In CASE statement, we need to specify the variable which is getting filled in every condition.     *  In SWITCH statement, we need not to mention the variable which is getting filled in every condition.  CASE (Old).          REPORT  zab_rp_switch .      PARAMETERS :  p_day  TYPE  i .      DATA :  lv_output ( 15 )  TYPE  c .      CASE  p_day .        WHEN  1 .         lv_output  =  TEXT - 000 .    " SUNDAY.        WHEN  2 .         lv_output  =  TEXT - 001 .    " MONDAY.        WHEN  3 .         lv_output  =  TEXT - 002 .    " TUESDAY.        WHEN  4 .         lv_output  =  TEXT - 003 .     " WEDNESDAY.        WHEN  5 .         lv_output  =  TEXT - 004 .     " THURSDAY.        WHEN  6 .         lv_output  =   TEXT - 005 .       " FRIDAY.        WHEN  7 .         lv_output  =  TEXT - 006 .