Regular Expressions 101

fieldthe literal text field (case sensitive)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Group 1(\d*)

\d*a digit, repeated any number of times

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Group 2(\d*)

\d*a digit, repeated any number of times

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Group 3((?:\[")(.+)(?:"\]))?

?repeats the group contents below at most once:

Non-Capturing Group(?:\[")

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 4(.+)

.+any character (except for line terminators), repeated at least once

Non-Capturing Group(?:"\])

"the literal " (34₁₀ / 42₈ / 22₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

field\[(\d*)\]\[(\d*)\]((?:\[")(.+)(?:"\]))?

New

field[123][33]["code"]