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Can I use Regular Expression "classes" in V?

For example, in Perl I would use [[:contr:]] to search for a control character

For example, in Perl I would use [[:contr:]] to search for a control character

Yes, you can specify character classes by using [[:class:]]

However, :contr: is not a valid Perl class name -you need to use :cntrl:

The following URL contains a list of valid Perl class names:

http://perldoc.perl.org/perlre.html

Regards,
Charles.