How Can I print down the page in SQLPlus

You would like output like this: 

ops$tkyte@ORA920> exec print_table( 'select * from dept' );
DEPTNO                        : 10
DNAME                         : ACCOUNTING
LOC                           : NEW YORK
-----------------
DEPTNO                        : 20
DNAME                         : RESEARCH
LOC                           : DALLAS
-----------------
DEPTNO                        : 30
DNAME                         : SALES
LOC                           : CHICAGO
-----------------
DEPTNO                        : 40
DNAME                         : OPERATIONS
LOC                           : BOSTON
-----------------
PL/SQL procedure successfully completed.
in sqlplus -- how can you do that? well -- click here: http://asktom.oracle.com/pls/ask/f?p=4950:8:::::F4950_P8_DISPLAYID:1035431863958 and grab the code for print_table...
All information and materials provided here are provided "as-is"; Oracle disclaims all express and implied warranties, including, the implied warranties of merchantability or fitness for a particular use. Oracle shall not be liable for any damages, including, direct, indirect, incidental, special or consequential damages for loss of profits, revenue, data or data use, incurred by you or any third party in connection with the use of this information or these materials.