来源：IT专家网社区 交换机开机，30秒内按Ctrl+Break键，出现提示符“rommon1>\"步骤)。
I\'m just wondering how I 开发者_开发百科can read a text file in php, I\'d like to have it display the last 200 entries (their each on a new line) from the text file.
加载中,请稍侯......