Regular Expressions 101

Pro

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Atomic Group(?>[^][]+|(?<c>)\[|(?<-c>)])+

+repeats the group contents below at least once:

1st Alternative[^][]+

Negated Character Class[^][]+

+matches at least one character outside the set below:

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

2nd Alternative(?<c>)\[

Group c(?<c>) — does not consume characters

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

3rd Alternative(?<-c>)]

Balancing Group(?<-c>) — does not consume characters

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

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.

25 tokens

\[(?>[^][]+|(?<c>)\[|(?<-c>)])+]

New

[A] + -[B123]=0
[Test[0]]=0
[value] in the [text[42]] and [1[2[3]]]!

[A] + -[B123]=0
[Test[0]]=0
[value] in the [text[42]] and [1[2[3]]]!