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权限栏中的@代表什么意思？

tag-icon • tag-icon mac-osx
权限栏中的@代表什么意思？

drwxr-xr-x@ 13 me staff 442 Dec 3 04:57 projects

答案1

从我过去发现的情况来看，它没有记录在案 - 但这意味着该对象具有扩展属性。这是我几个月前发现的：http://forthescience.org/blog/2007/12/11/macosx-leopard-extended-ls/

答案2

来自“man ls”

The following options are available:
-@      Display extended attribute keys and sizes in long (-l) output.

The Long Format
 If the -l option is given, the following information is displayed for each
 ...
 If the file or directory has extended attributes, the permissions field
 printed by the -l option is followed by a '@' character.  Otherwise, if the

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