What does %r

match = url.match(%r[http://(.+).site.com/a-(\d+).html])
my question is what is this %r, i know that %w(x 1 2)=[‘x’,‘1’,‘2’] but
what’s %r,
can i read more about these percents?
links please

John Ab wrote:

my question is what is this %r

Regex literal. Like // but without the need to escape any slashes in the
re.

can i read more about these percents?

http://www.zenspider.com/Languages/Ruby/QuickRef.html#4

HTH,
Sebastian

thank you very much