# ri > Regexp::Syntax::V1_9_1

## [Regexp::Syntax::V191](https://www.chedong.com/phpMan.php/perldoc/Regexp%3A%3ASyntax%3A%3AV191/markdown) < [Regexp::Syntax::V186](https://www.chedong.com/phpMan.php/perldoc/Regexp%3A%3ASyntax%3A%3AV186/markdown)

(from /home/chedong/.local/share/rdoc)
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## Class methods:

  new