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Re: How to remove duplicate IPs

by jwkrahn (Monsignor)
on Aug 08, 2013 at 00:41 UTC ( #1048466=note: print w/ replies, xml ) Need Help??

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  1. or download this
    open (NMAP_DATA, "@ARGV") or die "Please type the filename. $!" ;
    
  2. or download this
    open (NMAP_DATA, $ARGV[0]) or die "Please type the filename. $!" ;
    
  3. or download this
    open NMAP_DATA, '<', $ARGV[0] or die "Cannot open '$ARGV[0]' because: 
    +$!";
    
  4. or download this
    my @ip_address = sort $1, "\n" if /($RE{net}{IPv4})/;
    print IP_DATA @ip_address if (!/^\s*$/);
    
  5. or download this
    print IP_DATA "$1\n" if /($RE{net}{IPv4})/;
    

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