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Re: Parameter-driven confusion

by shmem (Chancellor)
on Dec 22, 2019 at 00:25 UTC ( #11110495=note: print w/replies, xml ) Need Help??

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  1. or download this
    #!/usr/bin/perl
    # file cidr.pl
    $m=pack B32,pop=~'/'x$';printf"$` network %vd broadcast %vd netmask %v
    +d\n",($z=eval$`)&$m,$z|~$m,$m
    
  2. or download this
    shmem [qwurx] ~ > cidr.pl 172.16.242.150/27
    172.16.242.150 network 172.16.242.128 broadcast 172.16.242.159 netmask
    + 255.255.255.224
    

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