^start of line
Fromthe literal text From (case sensitive) \s+a Unicode whitespace character, repeated at least once
.*?any Unicode character (except for line terminators), repeated any number of times
:the literal : (5810 / 728 / 3A16)
\sa Unicode whitespace character
\S+any character that is not Unicode whitespace, repeated at least once
@the literal @ (6410 / 1008 / 4016)
\S+any character that is not Unicode whitespace, repeated at least once
\s+a Unicode whitespace character, repeated at least once
UTC-the literal text UTC- (case sensitive) \d+a Unicode decimal digit, repeated at least once
$end of line
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