.*any character (except for line terminators), repeated any number of times
\,the literal , (4410 / 548 / 2C16)
\sany whitespace character
\d{4}a digit, repeated exactly 4 times
\sany whitespace character
\d{2}a digit, repeated exactly 2 times
\:the literal : (5810 / 728 / 3A16)
\d{2}a digit, repeated exactly 2 times
\sany whitespace character
{2}matches exactly 2 characters from the set below:
A-Zone character from A (6510) to Z (9010) (case sensitive)
\sany whitespace character
{3}matches exactly 3 characters from the set below:
A-Zone character from A (6510) to Z (9010) (case sensitive)