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getenv
string
getenv is NOT undoable, NOT queryable, and NOT editable.
The argument is the name of an environment variable. This command returns the value of that environment variable. If it doesn't exist, an empty string is returned.string | Environment variable value |
$s=`getenv "PATH"`; // Result: :/usr/sbin:/usr/bsd:/sbin:/usr/bin:/bin:/etc:/usr/etc //