Eshell is a shell written in EmacsLisp. It is included as of Emacs 21.
Eshell was written by JohnWiegley, and later maintained by Aidan Gauland.
open
to open-file
etc.for x in a b c do ...
*.txt
‘j’
to jump to your favorite directories`backticks`
with its output.‘eshell-ls-use-in-dired’
‘ls’
for Eshell‘M-x find-library eshell RET’
)