<articles:loopthe literal text <articles:loop (case insensitive) .+any character (except for line terminators), repeated at least once
>the literal > (6210 / 768 / 3E16)
+?repeats the group contents below at least once:
:?optionally matches the literal : (5810 / 728 / 3A16)
.any character (except for line terminators)
\na line-feed (newline) character (ASCII 10)
\ra carriage return (ASCII 13)
<the literal < (6010 / 748 / 3C16)
\/the literal / (4710 / 578 / 2F16)
articles:loop>the literal text articles:loop> (case insensitive) 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
i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters