Naming rules for Linux directories and files, LS operations

Linux naming:

1 No more than 255 characters

2 Strict case sensitivity

3 except/Outside, the other characters are legal

NOTE: 1) Avoid the first character of the file name using +-. (Avoid and hide file confusion)

2) Avoid file names using spaces, tabs, and @#$%[] () * etc. (to prevent misunderstandings and confusion when using regularization commands later)

4 try to name it with meaningful names

LS operation

1 LS lists the contents of the current directory

2 ls/list root directory

3 ls-a List of hidden file directories

4 ls-l Show Details (in order: permissions, Quantity, owner, group, size, create (Modify) time file name)

5 LS-LD Displays the properties of the directory itself (finally, the. refers to the current directory)

The other:

LS-LH display the file size as a KB MB

LS--help Display Help information

ls-la/file name to open the specified files

Naming rules for Linux directories and files, LS operations