Command-line arguments: Difference between revisions

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 =={{header|Common Lisp}}==
-The Common Lisp standard does not specify anything relating to external invocation of a Common Lisp system. The method for getting command-line arguments varies by implementation; here are some examples:
+The Common Lisp standard does not specify anything relating to external invocation of a Common Lisp system. The method for getting command-line arguments varies by implementation.
+The following function could be used to create a uniform way to access the arguments:
-{|
-! Implementation !! Expression !! Includes program name (argv[0])
-|-
-| SBCL || sb-ext:*posix-argv* || Yes
-|-
-| CLISP || ext:*args* || No
-|}
+<lang lisp>(defun argv ()
-All of these return a list of strings.
+  (or
+   #+SBCL sb-ext:*posix-argv*
+   #+LISPWORKS system:*line-arguments-list*
+   #+CMU (cons "cmucl" extensions:*command-line-words*)
+   #+CLISP (cons "clisp" ext:*args*)
+   nil))</lang>
 =={{header|D}}==