https:the literal text https: (case insensitive) \/the literal / (4710 / 578 / 2F16)
\/the literal / (4710 / 578 / 2F16)
wwwthe literal text www (case insensitive) .any character (except for line terminators)
zeturfthe literal text zeturf (case insensitive) .any character (except for line terminators)
frthe literal text fr (case insensitive) \/the literal / (4710 / 578 / 2F16)
frthe literal text fr (case insensitive) \/the literal / (4710 / 578 / 2F16)
reunionthe literal text reunion (case insensitive) \/the literal / (4710 / 578 / 2F16)
2020-01-01the literal text 2020-01-01 \/the literal / (4710 / 578 / 2F16)
R*?the literal R (8210 / 1228 / 5216) (case insensitive), repeated any number of times
i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters