Regular Expressions 101

Pro

Group 1(\s+)

\s+any whitespace character, repeated at least once

Group 2([A-Z][a-z']+)

Character Class[A-Z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

Character Class[a-z']+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 3(\s+)?

?repeats the group contents below at most once:

\s+any whitespace 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.

25 tokens

(\s+)([A-Z][a-z']+)(\s+)?

New

My friend John met Beatrice and Lucio
My friend John met Beatrice and Lucio
My friend Alice O'Neal met Beatrice and Lucio

My friend John met Beatrice and Lucio
My friend John met Beatrice and Lucio
My friend Alice O'Neal met Beatrice and Lucio