25 SAP ABAP Programming Examples Using Parameter Types

EXAMPLE 1: SINGLE INPUT PARAMETERS

PARAMETERS: P_NAME TYPE CHAR100.
START-OF-SELECTION.
WRITE: /'NAME: ',P_NAME.

EXAMPLE 2: ACCEPT MULTIPLE PARAMETERS

PARAMETERS: P_FNAME TYPE CHAR20, P_LNAME TYPE CHAR20.
START-OF-SELECTION.
WRITE: /'FIRSTNAME: ',P_FNAME.
WRITE: /.
WRITE: /'LASTNAME : ',P_LNAME.

EXAMPLE 3: PARAMETERS WITH DEFAULT VALUES

"PARAMETER NAME CANNOT EXCEED 8 CHARACTERS
PARAMETERS: PCITY TYPE CHAR20 DEFAULT 'LUDHIANA'.
PARAMETERS: PCOUNTRY TYPE CHAR20 DEFAULT 'INDIA'.
START-OF-SELECTION.
WRITE: /'YOU LIVE IN ',PCITY, 'AND COUNTRY IS ',PCOUNTRY.

EXAMPLE 4: RADIOBUTTON GROUP

PARAMETERS:
P_RED RADIOBUTTON GROUP G1,
P_BLUE RADIOBUTTON GROUP G1,
P_GREEN RADIOBUTTON GROUP G1,
P_MALE RADIOBUTTON GROUP G2,
P_FEMALE RADIOBUTTON GROUP G2.

START-OF-SELECTION.

IF P_RED = 'X'.
    WRITE: /'YOUR FAVOURITE COLOR IS RED'.
ELSEIF P_BLUE = 'X'.
    WRITE: /'YOUR FAVOURITE COLOR IS BLUE'.
ELSE.
    WRITE: /'YOUR FAVOURITE COLOR IS GREEN'.
ENDIF.

IF P_MALE = 'X'.
    WRITE: /'YOU ARE MALE'.
ELSE.
    WRITE: /'YOU ARE FEMALE'.
ENDIF.

EXAMPLE 5: CHECKBOX AS INPUT

PARAMETERS: P_TERMS TYPE ABAP_BOOL AS CHECKBOX DEFAULT 'X'.
START-OF-SELECTION.

IF P_TERMS = 'X'.
  WRITE: /'TERMS AND CONDITIONS ACCEPTED'.
ELSE.
  WRITE: /'TERMS AND CONDITIONS NOT ACCEPTED'.
ENDIF.

EXAMPLE 6: DATE AS INPUT

PARAMETERS: P_DATE TYPE SY-DATUM DEFAULT SY-DATUM.

START-OF-SELECTION.
  WRITE: /'YOU SELECTED DATE: ', P_DATE.

EXAMPLE 7: TIME AS INPUT

PARAMETERS: P_TIME TYPE SY-UZEIT DEFAULT SY-UZEIT.

START-OF-SELECTION.
  WRITE: /'SYSTEM TIME IS: ',P_TIME.

EXAMPLE 8: SELECT-OPTION FOR MULTIPLE INPUTS

TABLES: MARA.

SELECT-OPTIONS: S_MATNR FOR MARA-MATNR.

START-OF-SELECTION.
  LOOP AT S_MATNR.
    WRITE: /'MATERIAL: ',S_MATNR-LOW.
  ENDLOOP.

EXAMPLE 9: MANDATORY PARAMETER

PARAMETERS: P_VALUE TYPE CHAR20 OBLIGATORY.

START-OF-SELECTION.
  WRITE: /'VALUE: ', P_VALUE.

EXAMPLE 10: VALIDATE INPUT 

DATA: LV_LENGTH TYPE I.

PARAMETERS: P_NAME TYPE CHAR20.

START-OF-SELECTION.
  LV_LENGTH = STRLEN( P_NAME ).

  IF LV_LENGTH < 5.
    WRITE: /'NAME SHOULD BE GREATER THAN EQUAL TO 5 CHARACTERS', P_NAME.
  ELSEIF LV_LENGTH > 20.
    WRITE: 'NAME SHOULD BE LESS THAN 20 CHARACTERS', P_NAME.
  ELSE.
    WRITE: 'NAME IS OF VALID LENGTH', P_NAME.
  ENDIF.

EXAMPLE 11: ONLY NUMERIC INPUT

PARAMETERS: P_NUM TYPE I.

START-OF-SELECTION.
  WRITE: /'THIS VALUE IS ONLY NUMERIC'.

EXAMPLE 12: INPUT DATE RANGE

SELECT-OPTIONS: P_DATE FOR SY-DATUM.

START-OF-SELECTION.
  WRITE: /'DATE VALUE: ', P_DATE.

EXAMPLE 13: DISABLE INPUT

PARAMETERS: p_dis TYPE char20 MODIF ID dis.
AT SELECTION-SCREEN OUTPUT.
  LOOP AT SCREEN.
    IF screen-name = 'P_DIS'.
      screen-input = '0'.
      MODIFY SCREEN.
    ENDIF.
  ENDLOOP.

EXAMPLE 14: TIME AS INPUT

EXAMPLE 15: SINGLE INPUT PARAMETERS

EXAMPLE 16: ACCEPT MULTIPLE PARAMETERS

EXAMPLE 17: PARAMETERS WITH DEFAULT VALUES

EXAMPLE 18: RADIOBUTTON GROUP

EXAMPLE 19: CHECKBOX AS INPUT

EXAMPLE 20: DATE AS INPUT

EXAMPLE 21: TIME AS INPUT

EXAMPLE 22: SINGLE INPUT PARAMETERS

EXAMPLE 23: ACCEPT MULTIPLE PARAMETERS

EXAMPLE 24: PARAMETERS WITH DEFAULT VALUES

EXAMPLE 25: RADIOBUTTON GROUP