GETENV

Portability Subroutine: Returns the value of an environment variable.

Module

USE IFPORT

構文

CALL GETENV (ename,evalue)

ename

(Input) Character*(*). Environment variable to search for.

evalue

(Output) Character*(*). Value found for ename. Blank if ename is not found.

Compatibility

CONSOLE STANDARD GRAPHICS QUICKWIN GRAPHICS WINDOWS DLL LIB

use IFPORT
character*40 libname
CALL GETENV ("LIB",libname)
TYPE *, "The LIB variable points to ",libname

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