Hi Pradeep,
You can use below Logic to get the 1st word from given string.
DATA: lv_len TYPE i,
lv_str TYPE string,
lv_final TYPE string,
lv_curr TYPE c,
lv_read TYPE i VALUE 0.
lv_str = 'XYZ_CLNT System Access needed'.
lv_len = strlen( lv_str ).
DO lv_len TIMES.
lv_curr = lv_str+lv_read(1).
IF lv_curr NE space.
CONCATENATE lv_final lv_curr INTO lv_final.
ELSE.
IF lv_final NE space.
EXIT.
ENDIF.
ENDIF.
lv_read = lv_read + 1.
ENDDO.
At final, lv_final variable will contains XYZ_CLNT value.
Regards,
Praveer.