SED, A Stream Editor

TEXT SUBSTITUTION:

Sample original file:
$ cat list_anime.txt
onepiece
naruto
slamdunk
dragonball
doraemon

#insert blank space at beginning of each line

$ sed 's/^/ /' list_anime.txt

 onepiece

 naruto

 slamdunk

 dragonball

 doraemon

#insert strings at beginning of each line

$ sed 's/^/Anime_/' list_anime.txt

Anime_onepiece

Anime_naruto

Anime_slamdunk

Anime_dragonball

Anime_doraemon

#insert strings at end of each line

$ sed 's/$/End/' list_anime.txt

onepieceEnd

narutoEnd

slamdunkEnd

dragonballEnd

doraemonEnd