HomePage > Components and HowTos > CommandLine PATH defines a
list of directories to search through when looking for a command
to execute. As in DOS, the shell uses the PATH variable to
locate a command. PATH contains a list of directories separated
by colons : Entering echo $PATH in Puppy 5.29 returns- Thus
binary/executable/script file in the following directory can be
called by only its name- For example, entering mp starts mp text
editor no need to specify /usr/bin/mp The command env will list
all the Linux Environment variables. To list a specific variable
with the echo command, prefixing the variable name with a dollar
sign. For example echo $PATH