Regular Expressions 101

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

.*?any character (except for line terminators), repeated any number of times

Character Class[0-9]{4}

{4}matches exactly 4 characters from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

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

Regular Expression

\(.*?[0-9]{4}\)

New

Il était une fois (Perrault, vers 1665), une longue et belle histoire (Moi 2019). Cette citation ne devrait pas matcher (Moi).