What code can i write for this?

Question

unction Name : ZXXx_Update_Contact
Hi,
I need what parameters and tables can use for this requirement.
What code can i write?
Function Name : ZXXx_Update_Contact
Use BAPI_BUPA_CENTRAL_CHANGE as a starting point for updating the business partner
Business Partner = contact number
Complete the following for any changed fields
CentralDataPerson_X - This is a set of switches telling the function what to update
CentralDataPerson - Firstname & Lastname
Use BAPI_BUPA_ADDRESS_CHANGE for address changes
Business Partner = contact number
Address data - city
Address data_X - X in city field
BAPIADTEL first entry - Telephone(Business land line number),Con-001
BAPIADTEL second entry - Telephone(Mobile number),Con-002
BAPIADTEL_X first entry - X in Telephone and Con fields
BAPIADTEL_X second entry - X in Telephone and Con fields
BAPIADSMTP - e-mail
BAPIADSMT_X - X in e-mail field
Early reply is highely appriciable.
Regards,
chow.

Answer 1

Hi Nishu,
  There is no way you can validate the fields and their lengths before you ipload them into internal tables.
First you should upload them and then loop the intrenal table to delete such records.
loop at itab.
if strlen(itab-comp_code) < 4.
delete itab index sy-tabix.
endif.
endloop.
Regards,
Ravi