0the literal 0 (4810 / 608 / 3016)
1the literal 1 (4910 / 618 / 3116)
2the literal 2 (5010 / 628 / 3216)
\da Unicode decimal digit
/the literal / (4710 / 578 / 2F16)
\d{2}a Unicode decimal digit, repeated exactly 2 times
/the literal / (4710 / 578 / 2F16)
\d{2}a Unicode decimal digit, repeated exactly 2 times
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