BAPI to change the date formate and FN module to separate the string

1) to change the date formate

data : date like sy-datum,
data1(10) type c.

call function 'CONVERT_DATE_TO_INTERNAL'
exporting
date_external = date1
importing
date_internal = date
exceptions
date_external_is_invalid = 1
others = 2.

http://anu-sapdiary.blogspot.com.au/2008/03/function-modules-for-date-conversion.html


2) to divide the string into 2.

   CALL FUNCTION 'HR_HK_STRING_INTO_2_LINES'
    EXPORTING
      source_str      = ldf_pay_terms
      len_of_1st_line = lcf_thirty
      len_of_2nd_line = lcf_thirty
    IMPORTING
      1st_line_str    = ldf_pay_terms1
      2nd_line_str    = ldf_pay_terms2
    EXCEPTIONS
      error           = 1
      OTHERS          = 2.

  CONDENSE: ldf_pay_terms1,
            ldf_pay_terms2.
  ldf_length = STRLEN( ldf_pay_terms1 ).
  ldf_length1 = STRLEN( ldf_pay_terms2 ).