getenv


(getenv  envvar)

This function retrieves the string value for environment variable envvar.

Arguments

envvar  string, name of an environment variable

Return

string, value of envvar environment variable, or NIL if the variable does not exist

Example

(getenv "MYPATH"  returns "C:\\Program Files\\...." folder name
(getenv "WhatPath???")  returns NIL

Remarks

envvar string name is case-insensitive


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