\ban ASCII word boundary
Q_FOREACHthe literal text Q_FOREACH (case sensitive) \s*any whitespace character, repeated any number of times
\(the literal ( (4010 / 508 / 2816)
.*?any character (except for line terminators), repeated any number of times
,the literal , (4410 / 548 / 2C16)
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