循环的反向

Created: November-22, 2018

for 循环从起始值向下迭代到包含终止值，作为倒计时示例。

program CountDown;

{$APPTYPE CONSOLE}

var
  i : Integer;
begin
  for i := 10 downto 0 do
    WriteLn(i);
end.

输出：

10
9
8
7
6
5
4
3
2
1
0