.*any character (except for line terminators), repeated any number of times
\d+a digit, repeated at least once
Negated Character Class[^.]+ +matches at least one character outside the set below:
.the literal . (4610 / 568 / 2E16)
\.the literal . (4610 / 568 / 2E16)
g modifier: global. Finds all matches instead of stopping after the first