Regular Expressions 101

Explanation

Pro

\Wany non-word character

Positive Lookahead(?=\w+\W*$)

\w+any word character, repeated at least once

\W*any non-word character, repeated any number of times

$end of string, or before its final line terminator

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

\W(?=\w+\W*$)

New

This is a test string and I need to find the last occurrence of a word. This sentence will be cut short

This is a test string and I need to find the last occurrence of a word. This sentence will be cut short