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ABAP 负号前置方法汇总

                          ABAP 负号前置方法汇总

 

开发过程中有这样的一个需求,要求指定数字栏位负号前置:
方法一:
PERFORM FRM_MOVE_DATA_MINUS CHANGING L_CHAR20. ” 负号前置
*&———————————————————————*
*&      Form  FRM_MOVE_DATA_MINUS
*&———————————————————————*
*       负号前置
*———————————————————————-*
FORM FRM_MOVE_DATA_MINUS CHANGING P_VALUE.
DATA : L_NUM(31),L_TMP.
DATA : L_LEN TYPE I.
L_NUM = P_VALUE.
L_LEN = STRLEN( L_NUM ).
SEARCH L_NUM FOR ‘-’ STARTING AT L_LEN.
IF SY-SUBRC = 0.
SPLIT L_NUM AT ‘-’ INTO L_NUM L_TMP.
SHIFT L_NUM LEFT DELETING LEADING SPACE.
CONCATENATE ‘-’ L_NUM INTO P_VALUE.
SHIFT P_VALUE RIGHT DELETING TRAILING SPACE.
ENDIF.
ENDFORM.                      ” FRM_MOVE_DATA_MINUS

方法二:
IF wa_mbew_out-qty00 < 0.
CALL FUNCTION ‘CLOI_PUT_SIGN_IN_FRONT’
CHANGING
value = wa_mbew_out-qty00.
ENDIF.