abap四舍五入函数

 DATA : DAT TYPE P DECIMALS 9  VALUE '12.5445' ,
       DAT1 TYPE P DECIMALS 9 .

*       MOVE DAT TO DAT1.

CALL FUNCTION 'HR_NZ_ROUNDING_DECIMALS'
  EXPORTING
    VALUE_IN                       = DAT                      " Input field with decimals

   CONV_DEC                       = 2                         " i    Number of desired decimals for conversion

 IMPORTING
   VALUE_OUT                      = DAT1.                  " Output field with rounded decimals

write dat1.

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