Hi, I have tried chomping @rows and some different scenarios, however, it stills gives me the same result. Understood, thanks for your advice!

In reply to Re^2: Use of uninitialized value $i in bitwise and (&) at <Netmask.pm> by dotowwxo
in thread Use of uninitialized value $i in bitwise and (&) at <Netmask.pm> by dotowwxo

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