PATH is an environment variable on Unix-like operating systems, DOS, OS/2, and Microsoft Windows, specifying a set of directories where executable programs are located. ... The PATH variable prevents us from having to write out the entire path to a program on the CLI every time we run it.
The PATH Variable in Windows - Explained. - John Dugan
john-dugan.com > path-variable-in-windows
The PATH environment variable is an important security control. It specifies the directories to be searched to find a command. The default systemwide PATH value is specified in the /etc/profile file, and each user normally has a PATH value in the user's $HOME/.
PATH environment variable - IBM
www.ibm.com > ssw_aix_71 > security > user_accounts_path_env_variable
To add a path to the PATH environment variable
1. On the Start menu, right-click Computer.
2. On the context menu, click Properties.
3. In the System dialog box, click Advanced system settings.
4. On the Advanced tab of the System Properties dialog box, click Environment Variables.
Add Tool Locations to the PATH Environment Variable docs.microsoft.com > en-us > office > developer > sharepoint-2010
You need to use the command echo $PATH to display the PATH variable or you can just execute set or env to display all of your environment variables. By typing $PATH you tried to run your PATH variable contents as a command name.
How can I see the current value of my $PATH variable on OS X?
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