Please elaborate your requirement a little bit more in detail to guide you into the right direction.
If you simply want to make a new line you can try like this:
CONCATENATE field1 field2 INTO str SEPARATED BY cl_abap_char_utilities=>cr_lf.
Please elaborate your requirement a little bit more in detail to guide you into the right direction.
If you simply want to make a new line you can try like this:
CONCATENATE field1 field2 INTO str SEPARATED BY cl_abap_char_utilities=>cr_lf.