Regular Expressions 101

]d2the literal text ]d2 (case sensitive)

Character Class[01]{2}

{2}matches exactly 2 characters from the set below:

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

1the literal 1 (49₁₀ / 61₈ / 31₁₆)

Group 1(\d{14})

\d{14}a Unicode decimal digit, repeated exactly 14 times

Non-Capturing Group(?:10|17|21)

1st Alternative10

10the literal text 10

2nd Alternative17

17the literal text 17

3rd Alternative21

21the literal text 21

Group 2(\w+)

\w+a Unicode word character, repeated at least once

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

GSthe literal text GS (case sensitive)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Group 3(\w+)

\w+a Unicode word character, repeated at least once

Non-Capturing Group(?:10|17|21)

1st Alternative10

10the literal text 10

2nd Alternative17

17the literal text 17

3rd Alternative21

21the literal text 21

Group 4(\w+)

\w+a Unicode word character, repeated at least once

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

]d2[01]{2}(\d{14})(?:10|17|21)(\w+)\[GS\](\w+)(?:10|17|21)(\w+)

New

]d2010704626096200210KT0BT2204[GS]1726090021RNM5F8CTMMBHZSY7