Oracle PL/SQL/Char Functions/ASCIISTR

asciistr("4321")

SQL> select asciistr("4321") from dual;
ASCI
----
4321
SQL>

ASCIISTR(x): Converts x to an ASCII string, where x may be a string in any character set

SQL> --ASCIISTR(x): Converts x to an ASCII string, where x may be a string in any character set.
SQL>
SQL> select asciistr(1234) from dual;
ASCI
----
1234
SQL>