Group 1(\d{2}\/\d{2}\/\d{4}) \d{2}a digit, repeated exactly 2 times
\/the literal / (4710 / 578 / 2F16)
\d{2}a digit, repeated exactly 2 times
\/the literal / (4710 / 578 / 2F16)
\d{4}a digit, repeated exactly 4 times
,the literal , (4410 / 548 / 2C16)
\sany whitespace character
\da digit
Non-Capturing Group(?:\d)? ?repeats the group contents below at most once:
\da digit
:the literal : (5810 / 728 / 3A16)
\d{2}a digit, repeated exactly 2 times
\sany whitespace character
-the literal - (4510 / 558 / 2D16)
\sany whitespace character
Negated Character Class[^:]* *matches any number of characters outside the set below:
:the literal : (5810 / 728 / 3A16)
:the literal : (5810 / 728 / 3A16)
\sany whitespace character
.*?any character (except for line terminators), repeated any number of times
Positive Lookahead(?=\s*\d{2}\/|$) 1st Alternative\s*\d{2}\/ \s*any whitespace character, repeated any number of times
\d{2}a digit, repeated exactly 2 times
\/the literal / (4710 / 578 / 2F16)
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