Regular Expressions 101

Pro

\ban ASCII word boundary

\s+any whitespace character, repeated at least once

\ban ASCII word boundary

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

\b\s+\b

New

One OS to rule them     all,
    One  OS  to  find    them.
    One     OS to call them    all,
    And  in  salvation    bind         them.
    In  the  bright  land  of  Linux,
    Where the     hackers play.

Extraction

One OS to rule them     all,
    One  OS  to  find    them.
    One     OS to call them    all,
    And  in  salvation    bind         them.
    In  the  bright  land  of  Linux,
    Where the     hackers play.