exit 1;; esac. looping through a file line at a time (not a word at a time) Every now and then, I have to do a loop that will take each line from a file and process it as a complete line.

An exit code other than 0 indicates that a script or a command has failed in some way. Learn more about exit codes and the types of errors they represent in this post.

The Unix script command is a very basic tool for recording a login session or a portion of a login session. ... sh-2.03$ exit. script done on Thu Dec 15 17:45:25 2005 Session Logging with PuTTY.