Teach Yourself Scheme: 11.3 Environment variables

created by washort

(idea) by washort (6.8 y) (print) ? (I like it!) Wed Apr 19 2000 at 0:01:17

The getenv procedure returns the setting of an operating-system environment variable. Eg,

(getenv "HOME")
=> "/home/dorai"

(getenv "SHELL")
=> "/bin/bash"

Teach Yourself Scheme	Teach Yourself Scheme: 12 Objects and classes	Teach Yourself Scheme: 11.2 Calling operating-system commands	$HOME
POSIX_ME_HARDER	My quick GPL'd script to adjust some PATH environment variables	condition variable	Brave New World
live for today	resistor	SpaceShipOne	QBasic
Local Variables:	local variable	free variable	metasyntactic variable
Use meaningful variable names	Treating registers as if they were variables	I can no longer use variables in ordinary discourse	obscure variable names
variable aperture zoom	Linear Variable Differential Transformer	rational functions in one variable	"i" is a meaningful variable name

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