(getenv)

(getfiled) →

(getenv variable)

Determine the value of the operating system variable.

This function returns the value of a specified operating system environment variable-for example, as stored by the DOS PATH variable. If the variable exists, its value is returned as a string; if it does not exist, nil is returned.

Examples

Code	Returns
(getenv "PATH")	C:\\;C:\\WIN95;C:\\ICAD
(getenv "junk")	nil

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(getcfg parameter)

(getvar sysvar)

(setenv variable value)

LISP Compatibility

Programming Overview of LISP (LISt Processing) Language