A simple Hackey ls function

ls: List files

Usage: ls [OPTION]... [FILE]...

-a list all files, including files starting with . and the pseudo-files . and ...

-l use a long listing format

-n suppresses the listing of files and instead produces a count of the number of files that would be printed if they were listed.

-R recursively lists files in subdirectories

-h prints “human readable”. With -l and -s, print sizes like 1K 234M 2G etc.

--hack invoke the system-supplied ls

--help display this help and exit