SQL> declare
2 i number := 0;
3 begin
4 loop
5 dbms_output.put_line(i);
6 i := i+1;
7 exit when i = 10;
8 end loop;
9 end;
10 /
0
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9
PL/SQL procedure successfully completed.
SQL> declare
2 i number := 0;
3 begin
4 loop
5 i := i+1;
6 dbms_output.put_line(i);
7 exit when i = 10;
8 end loop;
9 end;
10 /
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10
PL/SQL procedure successfully completed.
原文：http://www.cnblogs.com/KT-melvin/p/6850234.html