iPhone SDK: Check validity of URLs with NSURL not working?

Question

I\'m trying to check if a given URL is valid and i\'m doing it like this:

- (BOOL)urlIsValid:(NSString *)address {
    NSURL *testURL = [NSURL URLWithString:         


        

Answer 1

NSURLRequest *req = [NSURLRequest requestWithURL:[NSURL URLWithString:@"yourstring"]];
bool valid = [NSURLConnection canHandleRequest:req];