Line number (EDTKEY, EDTKEY1, EDTKEY2)

These buffers contain a line number.

A line number is 8 bytes in length. The permitted range for line numbers in awork file goes

from to

C’00000001’ C’99999999’

(hexadecimal ’F0F0F0F0F0F0F0F1’) (hexadecimal ’F9F9F9F9F9F9F9F9’)

In order to address the first or last record in a work file, the input parameters can also be specified in binary form as follows in the access functions IEDTGET, IEDTGTM and IEDTDEL:

for the first record for the last record

binary zeros binary ones

(hexadecimal ’0000000000000000’) (hexadecimal ’FFFFFFFFFFFFFFFF’)

Only values from the specified range may be entered for the buffers EDTKEY1, EDTKEY2 and EDTKEY. The user must enter the value 8 in the associated length fields in EDTAMCB. Any specifications outside of this range return an error code.