Re: regex and global vars problem

On 10/28/05, Tom Rogers <trogers@kwikin.com> wrote: > > I would do it with a small class like this: > > <?php > class mac{ > var $mac=''; > var $is_valid = false; > function mac($mac){ > $mac = preg_replace('/[^0-9A-F]/','',strtoupper($mac)); > if($this->is_valid = > preg_match('/^(\w{2})(\w{2})(\w{2})(\w{2})(\w{2})(\w{2})$/',$mac,$parts)){ > array_shift($parts); //lose the first bit > $this->mac = implode(':',$parts); > } > } > } > > //test > $mac_list = > array("00-aa-11-bb-22-cc","00:aa:11:bb:22:cc","zz:00:11:22:ff:xx","00 > aa 11 bb 22 cc"); > > foreach($mac_list as $mac){ > $mactest = new mac($mac); > echo "In:$mac"; > if($mactest->is_valid){ > echo " valid $mactest->mac\n"; > }else{ > echo " NOT valid\n"; > } > } $mactest = new mac("there are a few gotchas for anyone using this"); print $mactest->is_valid ? "valid\n" : "invalid\n"; // valid