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Schlagwort: CONSTANTS

[ABAP] OpenSQL: Felder im SELECT mit konstanten Werten füllen 

* Variante 1 (Konstante)
CONSTANTS: co_empty TYPE char7 VALUE '<empty>'.
* Konstante über Alias maktx in das korrespondierende Feld MAKTX einfügen
SELECT matnr, @co_empty AS maktx FROM mara INTO TABLE @DATA(it_mara) UP TO 10 ROWS.

cl_demo_output=>display( it_mara ).

* Variante 2 (Variable)
DATA: lv_empty TYPE char7 VALUE '<empty>'.
* Konstante über Alias maktx in das korrespondierende Feld MAKTX einfügen
SELECT matnr, @lv_empty AS maktx FROM mara INTO TABLE @DATA(it_mara) UP TO 10 ROWS.

cl_demo_output=>display( it_mara ).

[ABAP] Enumerator definieren

ab Release 751

* https://blogs.sap.com/2016/10/10/abap-news-release-7.51-enumerations/ 
TYPES:
  BEGIN OF ENUM e_drive_mode,
    forward,
    backward,
  END OF ENUM e_drive_mode.

DATA: lv_drivemode TYPE e_drive_mode.
lv_drivemode = forward.

DATA: lv_num TYPE i.
lv_num = CONV i( lv_drivemode ).

WRITE: / lv_drivemode, lv_num.

bis Release 750

CONSTANTS: BEGIN OF e_status,
             open      TYPE i VALUE 0,
             close     TYPE i VALUE 1,
             undefined TYPE i VALUE 2,
           END OF e_status.