^start of line
\*{2}the literal * (4210 / 528 / 2A16) , repeated exactly 2 times
\ the literal (3210 / 408 / 2016)
Readingthe literal text Reading (case sensitive) \ the literal (3210 / 408 / 2016)
-the literal - (4510 / 558 / 2D16)
\ the literal (3210 / 408 / 2016)
Tthe literal T (8410 / 1248 / 5416) (case sensitive)
.+any Unicode character (except for line terminators), repeated at least once
\na line-feed (newline) character (ASCII 10)
\ra carriage return (ASCII 13)
Group block(?P<block>(?:(?!^\*{2})[\s\S])+) Non-Capturing Group(?:(?!^\*{2})[\s\S])+ +repeats the group contents below at least once:
Negative Lookahead(?!^\*{2}) ^start of line
\*{2}the literal * (4210 / 528 / 2A16) , repeated exactly 2 times
\sa Unicode whitespace character
\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
x modifier: extended. Ignores unescaped whitespace and comments outside character classes