Regular Expressions 101

\ban ASCII word boundary

Group 1(\d+)

\d+a digit, 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

\b(\d+)

Harry Potter (1997)
Of Mice and Men (1937)
Babe Ruth Story, The (1948)   Drama   948)    Babe Ruth Story