|Text-only||Table of Contents (frame/ no frame)|
|(10) Preset Variables|
$USER), while others are used only by the shell.
man). This isn't actually used by the shell itself, but shell scripts should honour it if they need to page output to the user.
cdcommand). However, changing directories in a script is often dangerous.
$RANDOMreturns a random integer in the range 0-32k.
RANDOMmay be set to "seed" the random number generator.
|special-vars.src last modified Mar 26, 2010||Introduction||Table of Contents
|© Dartmouth College|