how to get a location at mkmapview with searchBar? [duplicate]

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Possible Duplicate:

How to search MKMapView with UISearchBar?

okay now I have a MkMapView that show the currentLocation, but I want to make a search bar to make shortcut that will play a animation to target, such as.. I fill the searchBar with the name of开发者_运维问答 some Street example "Independence Street" and mkmapview will make a current location move to the target. how can I do so? any code to make it easier?

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you can use this method.

NSString *urlString = [NSString stringWithFormat:@"http://maps.google.com/maps/geo?q=%@&output=csv", searchBar.text];

It gives the latitude and longitude