\D*any character that's not a digit, repeated any number of times
\d+a digit, repeated at least once
\D+any character that's not a digit, repeated at least once
\d+a digit, repeated at least once
\D+any character that's not a digit, repeated at least once
\d+a digit, repeated at least once
\D*any character that's not a digit, repeated any number of times
g modifier: global. Finds all matches instead of stopping after the first
s modifier: single line. Allows a dot to match line terminators