Negative Lookbehind(?<!\S) \Sany character that is not Unicode whitespace
\d+a Unicode decimal digit, repeated at least once
\.the literal . (4610 / 568 / 2E16)
\d+a Unicode decimal digit, repeated at least once
xthe literal x (12010 / 1708 / 7816) (case sensitive)
\d+a Unicode decimal digit, repeated at least once
\.the literal . (4610 / 568 / 2E16)
\d+a Unicode decimal digit, repeated at least once
xthe literal x (12010 / 1708 / 7816) (case sensitive)
\d+a Unicode decimal digit, repeated at least once
\.the literal . (4610 / 568 / 2E16)
\d+a Unicode decimal digit, repeated at least once
the literal (3210 / 408 / 2016)
cthe literal c (9910 / 1438 / 6316) (case sensitive)
mthe literal m (10910 / 1558 / 6D16) (case sensitive)
mthe literal m (10910 / 1558 / 6D16) (case sensitive)
\Sany character that is not Unicode whitespace
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