Convert amount to/from string

CALL FUNCTION 'HRCM_AMOUNT_TO_STRING_CONVERT'
EXPORTING
betrg = 3000
WAERS = 'DKK'
* NEW_DECIMAL_SEPARATOR =
* NEW_THOUSANDS_SEPARATOR =
IMPORTING
STRING = slam
.

CALL FUNCTION 'HRCM_STRING_TO_AMOUNT_CONVERT'
EXPORTING
string = slam2
DECIMAL_SEPARATOR = '.'
* THOUSANDS_SEPARATOR =
WAERS = 'HUF'

IMPORTING
BETRG = b2
* EXCEPTIONS
* CONVERT_ERROR = 1
* OTHERS = 2