调用系统地图2

1  通过坐标跳转到google地图

-(void)showGoogleMapCrood {
float longitude =  38.892219 ;
float latitude = -77.034674;
NSString *url = [NSString stringWithFormat: @ "http://maps.google.com/?q=%f,%f",longitude,latitude];[[UIApplication sharedApplication] openURL:[NSURL URLWithString:url ]];
}


2 通过地址跳转到google地图

-(void)showGoogleMapAddress {
NSString *url = @ "http://maps.google.com/?q=沈阳市三好街"; 
[[UIApplication sharedApplication] openURL:[ NSURL  URLWithString:url]];
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