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学习八-吾王z的博客-51CTO博客
source link: http://blog.51cto.com/13583139/2067091
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文件和目录权限文件的权限分为三个权限为九位三段rwxr-xr-x第一段表示文件的所有者’r‘是否可读‘w’是否可写‘x’是否可执行第二段表示所属组第三段表示其他用户rwxrwxrwx.1rootroot71月1806:17bin->usr/binr-xr-xr-x.4rootroot40961月1806:21boot权限可以分别用三个数字表示r=4w=2x=1例如rwx=7rw=6r-x=5
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