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Re^4: Benifits of using hash rather than number of variables?

by duelafn (Vicar)
on Jul 21, 2011 at 14:33 UTC ( #915883=note: print w/ replies, xml ) Need Help??

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  1. or download this
    sub whatever {
        my %params = @_;
    whatever key2 => $value2;
    whatever keyq => $value1; # Hash has key 'keyq' which is not in the ne
    +w key set
  2. or download this
    use Getopt::Long qw/:config bundling/;
    use Hash::Util qw/ lock_keys /;
    my @OPT_SPEC = qw/ help|h version noact|no-act|dry-run DEBUG output|o=
    +s /;
    GetOptions \%OPT, @OPT_SPEC or ($OPT{help} = 1);
    lock_keys(%OPT, map /^(\w+)/, @OPT_SPEC);
  3. or download this
    # Option 1: use Params::Validate
        lock_keys %params, keys %expected_params;
        # ...

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