<the literal < (6010 / 748 / 3C16)
Group 1(br|basefont|hr|input|source|frame|param|area|meta|!--|col|link|option|base|img|wbr|!DOCTYPE) brthe literal text br (case insensitive) basefontthe literal text basefont (case insensitive) hrthe literal text hr (case insensitive) inputthe literal text input (case insensitive) sourcethe literal text source (case insensitive) framethe literal text frame (case insensitive) paramthe literal text param (case insensitive) areathe literal text area (case insensitive) metathe literal text meta (case insensitive) colthe literal text col (case insensitive) linkthe literal text link (case insensitive) optionthe literal text option (case insensitive) basethe literal text base (case insensitive) imgthe literal text img (case insensitive) wbrthe literal text wbr (case insensitive) !DOCTYPEthe literal text !DOCTYPE (case insensitive) .*?any character (except for line terminators), repeated any number of times
<the literal < (6010 / 748 / 3C16)
\/the literal / (4710 / 578 / 2F16)
\1the text saved by group 1
>the literal > (6210 / 768 / 3E16)
i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters
u modifier: unicode. Enables Unicode-aware matching and escape syntax
g modifier: global. Finds all matches instead of stopping after the first