How to check linux file permissions?

How to check file permissions in Linux? Permissions are very important in the operating system. If permissions are not set, anyone can copy, cut, and delete files. This will be troublesome. So how do we check file permissions?

#How to check Linux file permissions?

Linux view file permissions command:

ls -l 文件或文件夹

Output result example:

Here is the view The permissions of all sub-files or sub-folders in the tomcat folder are listed in list form.

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