2017年1月21日
bash - Logical_OR
摘要： 转载 https://bash.cyberciti.biz/guide/Logical_OR Logical OR Logical OR (||) is boolean operator. It can execute commands or shell functions based on the 阅读全文
posted @ 2017-01-21 23:56 zxyblog 阅读(277) 评论(0) 推荐(0)