(?s)applies the following effective flags to the remainder of the pattern: gms s modifier: single line. Allows a dot to match line terminators
\[the literal [ (9110 / 1338 / 5B16)
sometagthe literal text sometag (case sensitive) \]the literal ] (9310 / 1358 / 5D16)
.*?any character, repeated any number of times
\[the literal [ (9110 / 1338 / 5B16)
\/the literal / (4710 / 578 / 2F16)
sometagthe literal text sometag (case sensitive) \]the literal ] (9310 / 1358 / 5D16)
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