shell命令|文件测试
2018-01-27 本文已影响18人
明明德撩码
![](https://img.haomeiwen.com/i4176128/db70eb76d26c7d3a.png)
![](https://img.haomeiwen.com/i4176128/7c89f52c17447f71.png)
![](https://img.haomeiwen.com/i4176128/f4a6644b05df0206.png)
-e 文件或者目录是否存在则为真(0)
-e :exit
![](https://img.haomeiwen.com/i4176128/fccaa41aa54a3c1f.png)
-d和-f
-d:目录。-f:文件file
![](https://img.haomeiwen.com/i4176128/f8932223d2a698b4.png)
-r和-w和-x 注意相对和绝对路径
-r:read
-w:wite
-x:可执行
![](https://img.haomeiwen.com/i4176128/0746ab6e8fbee758.png)
-s 如果文件存在且至少有一个字符
-s :size
![](https://img.haomeiwen.com/i4176128/e047f4eaf55ba3a0.png)
-c和-b 判断是否为字符或者块文件(ll /dev/*)
![](https://img.haomeiwen.com/i4176128/31f6ace40a3aac77.png)
\ 表示换行符
![](https://img.haomeiwen.com/i4176128/ebab3fe76cfc20be.png)
[root@localhost apache-tomcat-7.0.63]# ./bin/startup.sh
启动tomcat