Hdi2u S23

From wiki
Revision as of 22:38, 19 April 2017 by Rf (talk | contribs) (Created page with "= Environment Variables = * We have seen that the way commands run can be modified by the options passed on the command line. * One of the most important variables is PATH. T...")
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

Environment Variables

  • We have seen that the way commands run can be modified by the options passed on the command line.
  • One of the most important variables is PATH. Try
echo $PATH
  • This critical environment variable shows all the locations where commands that you can use are found.
  • If you want more commands, you need to add their locations to this environment variable