Soft link Linux Command

First, the ln command will keep the synchronization of each link file. That is to say, other files will change the same no matter which one you have changed;
Second, there are two types of LN links: Soft link and hard link. The soft link is ln-s *****. It will only generate a file image at your selected location, it does not occupy disk space. The hard link ln *** has no parameter-S. It will generate a file of the same size as the source file at the selected position, both soft links and hard links are synchronized.
If you use ls to view a directory, you will find an arrow in the upper-right corner of some files, that is, a file generated using LN command. You can use LS-L to view the file, the link path is displayed.