Your regex is ok, but to get a proper rectangle, you need to test your coordinates: 
if ($1 > $3) {
   $num1x = $3;
   $num2x = $1;
{
else {
   $num1x = $1;
   $num2x = $3;
}
# same for y coords

[download]

-Mark

In reply to Re: Extraction of List of Coordinates by kvale
in thread Extraction of List of Coordinates by EchoAngel

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