Linux file命令用于辨识文件类型。
通过file指令,我们得以辨识该文件的类型。
file [-beLvz][-f <名称文件>][-m <魔法数字文件>...][文件或目录...]
参数:
显示文件类型:
[root@localhost ~]# file install.log install.log: UTF-8 Unicode text [root@localhost ~]# file -b install.log <== 不显示文件名称 UTF-8 Unicode text [root@localhost ~]# file -i install.log <== 显示MIME类别。 install.log: text/plain; charset=utf-8 [root@localhost ~]# file -b -i install.log text/plain; charset=utf-8
显示符号链接的文件类型
[root@localhost ~]# ls -l /var/mail lrwxrwxrwx 1 root root 10 08-13 00:11 /var/mail -> spool/mail [root@localhost ~]# file /var/mail /var/mail: symbolic link to `spool/mail' [root@localhost ~]# file -L /var/mail /var/mail: directory [root@localhost ~]# file /var/spool/mail /var/spool/mail: directory [root@localhost ~]# file -L /var/spool/mail /var/spool/mail: directory