Hi!

1] (\d{15}) = Any digit exactly 15 repetitions
2] - = Dash
3](\d{1,4}) = Any digit between 1 and 4 repetitions

Just download the Expresso App (free - http://www.ultrapico.com/Expresso.htm) and life will be good :-)


Sarosh

>I have this expression:
>
>(\d{15})-(\d{1,4})
>
>I cannot find documentation on what this one means.