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  1. or download this
    $ perl -le " my %f = qw/ path 1  options 1 arguments 1 /; print join q
+/ /, keys %f; "
options arguments path

$ perl -le " my %f = qw/ path 1  options 1 arguments 1 /; print join q
+/ /, sort keys %f; "
arguments options path
  2. or download this
    $ perl -le " my %f = qw/ arguments 1 options 1 path 1 /; print join q/
+ /, keys %f; "
options path arguments

$ perl -le " my %f = qw/ arguments 1 options 1 path 1 /; print join q/
+ /, sort keys %f; "
arguments options path