SQL>
SQL> declare
2 debug_procedure_name long := 'A';
3 list_of_debuggable_procs long := 'AA';
4 begin
5 if instr( list_of_debuggable_procs,debug_procedure_name ) <> 0 then
6 dbms_output.put_line( 'found it' );
7 else
8 dbms_output.put_line( 'did not find it' );
9 end if;
10 if instr( ',' || list_of_debuggable_procs || ',',
11 ',' || debug_procedure_name || ',' ) <> 0 then
12 dbms_output.put_line( 'found it' );
13 else
14 dbms_output.put_line( 'did not find it' );
15 end if;
16 end;
17 /
found it
did not find it
PL/SQL procedure successfully completed.
SQL>
SQL> --