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  1. or download this
            $data =~ s/
                        (                     # Capture to $1
    ...
                            >                 #     Final >
                       )
                     /$1 . decode_entities($2) . $4/gsexi;
    
  2. or download this
    $data =~ s/(<a\s(?:[^>](?!href))*.?href\s*)(&\#61;\s*(&[^;]+;)?(?:.(?!
    +\3))+.?(?:\3)?)([^>]+>)/$1.decode_entities($2).$4/gsei;
    
  3. or download this
    $number =~ /((?:[\d]{1,6}\.[\d]{0,5})|(?:[\d]{0,5}\.[\d]{1,6})|(?:[\d]
    +{1,7}))/;