Re: About Preg Match patterns

On Wed, Aug 1, 2012 at 9:49 PM, Tolga <kacmaztolga@gmail.com> wrote: > hi, i have a question, i dont know what keywords to search, so im asking > here. > > while using preg_match, there are lots of thing that can be written as > $pattern. > for example: > preg_match("/php/i", "PHP is the web scripting language of choice.") > > what is the meaning of /i ? > or '@^(?:http://)?([^/]+)@i' there are lots of chars > here, > > or this: /(?P<name>\w+): (?P<digit>\d+)/ > /[^\\d\\sa-zA-Z$_]/ > /^[a-zA-Z\p{Cyrillic}0-9\s\-]+$/u (there is a extra "/u" ) > > #^http:\/\/(.*)\.(gif|png|jpg)$#i > #<head>(.*?)<\/head>#si > > there is lots and lots of different usage of these. > > my question is, where can i find a very detailed information about these ? i > want and need to know whats what about these. > > Thanks, > tolga. > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > The resources given are good, also, O'Reilly has a new book out "Introducing Regular Expressions" in addition to their two previous "Mastering Regular Expressions" and "Beginning Regular Expressions".