.*any Unicode character (except for line terminators), repeated any number of times
the literal (3210 / 408 / 2016)
\d{1,3}a Unicode decimal digit, repeated between 1 and 3 times
%the literal % (3710 / 458 / 2516)
.*any Unicode character (except for line terminators), repeated any number of 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