https:the literal text https: (case sensitive) \/the literal / (4710 / 578 / 2F16)
\/the literal / (4710 / 578 / 2F16)
wwwthe literal text www (case sensitive) .any character (except for line terminators)
testthe literal text test (case sensitive) .any character (except for line terminators)
comthe literal text com (case sensitive) \/the literal / (4710 / 578 / 2F16)
Character Class[a-fA-F0-9]{5} {5}matches exactly 5 characters from the set below:
a-fone character from a (9710) to f (10210) (case sensitive)
A-Fone character from A (6510) to F (7010) (case sensitive)
0-9one character from 0 (4810) to 9 (5710)
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string