Regular Expressions 101

Explanation

Pro

Group prefix1(?<prefix1>\d{0,2})

\d{0,2}a digit, repeated between 0 and 2 times

Non-Capturing Group(?:(?<threes1>\d{3})*)

Group threes1(?<threes1>\d{3})*

*repeats the group contents below any number of times:

\d{3}a digit, repeated exactly 3 times

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group prefix2(?<prefix2>\d{0,2})

\d{0,2}a digit, repeated between 0 and 2 times

Group threes2(?<threes2>\d{3})*

*repeats the group contents below any number of times:

\d{3}a digit, repeated exactly 3 times

\sany whitespace character

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

(?<prefix1>\d{0,2})(?:(?<threes1>\d{3})*)\/(?<prefix2>\d{0,2})(?<threes2>\d{3})*\s

New

0/1 ->           [,,0,1]
1234/3 ->        [1,234,,3]
12345/1234 ->    [12,345,1,234]
123456/789123 -> [123,456,789,123]

0/1 ->           [,,0,1]
1234/3 ->        [1,234,,3]
12345/1234 ->    [12,345,1,234]
123456/789123 -> [123,456,789,123]