Call function in dbms_output.put_line
SQL> SQL> SQL> create or replace function ite( 2 p_expression boolean, 3 p_true varchar2, 4 p_false varchar2 ) return varchar2 as 5 begin 6 if p_expression then 7 return p_true; 8 end if; 9 return p_false; 10 end ite; 11 / Function created. SQL> SQL> SQL> exec dbms_output.put_line( ite( 1=2, 'Equal', 'Not Equal' ) ); Not Equal PL/SQL procedure successfully completed. SQL> SQL> exec dbms_output.put_line( ite( 2>3, 'True', 'False' ) ); False PL/SQL procedure successfully completed. SQL>