LS-the contents shown in L are as follows:
-rw-r--r--. 1 root root 192 Jan 09:55 text.txt-10 characters to determine what different users can do with a file-the first character represents a file (-), Table of contents (d), link (l)-the remaining characters are set per 3 (RWX), read (R), write (W), execute (x)-first set of rw-: The permissions of the file owner are read, write, and execute-Second group of r--: Permissions for users of the same group as the file owner are read, write, but cannot be executed-Third group of r--: The permissions of other users who are not in the same group as the file owner are read and cannot be written and executed as well as numbers expressed as: R=4, w=2, x=1So rwx=4+2+1=7-1indicates the number of files connected-root indicates that the user-Root indicates the group to which the user resides-192indicates file size (bytes)-Jan 09:55indicates last modified date
-ABC indicates file name
Linux ls-l command result meaning parsing