Fthe literal F (7010 / 1068 / 4616) (case sensitive)
\(the literal ( (4010 / 508 / 2816)
\d+a Unicode decimal digit, repeated at least once
,the literal , (4410 / 548 / 2C16)
\d+a Unicode decimal digit, repeated at least once
\)the literal ) (4110 / 518 / 2916)
\d+a Unicode decimal digit, repeated at least once
Non-Capturing Group(?:\.\d+)? ?repeats the group contents below at most once:
\.the literal . (4610 / 568 / 2E16)
\d+a Unicode decimal digit, repeated at least once
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string