Add printenv.

This commit is contained in:
Joshua Levy
2015-06-23 16:05:53 -07:00
parent b1ac875bae
commit 74943cbd3b

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@ -315,6 +315,8 @@ A few examples of piecing together commands:
- `env`: run a command (useful in scripts)
- `printenv`: print out environment variables (useful in debugging and scripts)
- `look`: find English words (or lines in a file) beginning with a string
- `cut `and `paste` and `join`: data manipulation