Regular Expressions 101

Pro

\ban ASCII word boundary

root causethe literal text root cause (case sensitive)

\ban ASCII word boundary

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

Non-Capturing Group(?:\bcategory\b|\n)

1st Alternative\bcategory\b

\ban ASCII word boundary

categorythe literal text category (case sensitive)

\ban ASCII word boundary

2nd Alternative\n

\na line-feed (newline) character (ASCII 10)

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

\broot cause\b.*?(?:\bcategory\b|\n)

New

Hi there how are you. This is a test for the root cause of ice cream addiction and not the
category of happiness.

Hi there how are you. This is a test for the root cause of ice cream addiction and not the
category of happiness.