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  1. or download this
    my $str = "here are some words";
    my $count = () = $str =~ /\S+/g;
    
  2. or download this
    my $last_operand = ("a", "b", "c");  # "c"
    my $true_or_false = /\w+/g;          # 1 or ""
    my $dunno = some_function();         # who knows?!