os.getenv (varname)

Returns the value of the process environment variable varname, or nil if the variable is not defined.

EVERYTHING
Operating System Facilities
os.clock•
os.date•
os.difftime•
os.execute•
os.exit•
os.getenv•
os.remove•
os.rename•
os.setlocale•
os.time•
os.tmpname•

• [ ? | ⇑ | @ ]