open mapview with any address name from iphone application to apple map application

with bellow code you can open any location with its name to apple's mapview application with bellow code..

//    [[MKMapItem mapItemForCurrentLocation] openInMapsWithLaunchOptions:nil];// you can open user current location with this 1 line  

    Class mapItemClass = [MKMapItem class];

    if (mapItemClass && [mapItemClass respondsToSelector:@selector(openMapsWithItems:launchOptions:)])

    {

        CLGeocoder *geocoder = [[CLGeocoder alloc] init];

        [geocoder geocodeAddressString:yourAddressText

                     completionHandler:^(NSArray *placemarks, NSError *error) {

                         

                         // Convert the CLPlacemark to an MKPlacemark

                         // Note: There's no error checking for a failed geocode

                         CLPlacemark *geocodedPlacemark = [placemarks objectAtIndex:0];

                         MKPlacemark *placemark = [[MKPlacemark alloc]

                                                   initWithCoordinate:geocodedPlacemark.location.coordinate

                                                   addressDictionary:geocodedPlacemark.addressDictionary];

                         

                         // Create a map item for the geocoded address to pass to Maps app

                         MKMapItem *mapItem = [[MKMapItem alloc] initWithPlacemark:placemark];

                         [mapItem setName:geocodedPlacemark.name];

                         [mapItem openInMapsWithLaunchOptions:nil];

    }