结果为复制代码
- ping -n 2 127.1>nul & cmd /v /c echo !TIME! & echo %TIME%
而当我使用复制代码
- 14:13:49.86
- 14:13:48.82
结果为复制代码
- cmd /v /c echo !TIME! & ping -n 2 127.1>nul & echo %TIME%
为什么会产生这种差别呢？延迟变量扩展是怎样延迟的？复制代码
- 14:47:14.88
- 14:47:14.88
| 欢迎光临 批处理之家 (http://www.bathome.net/) | Powered by Discuz! 7.2 |