UIWebView 监听url

//UIWebViewdelegate- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType{    NSString *url = [[request URL] absoluteString];    NSString *transString = [NSString stringWithString:[url stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];    NSLog(@"++++---+++%@",transString);    if ([transString rangeOfString:@"jsoc"].location != NSNotFound) {        NSArray *arr = [transString componentsSeparatedByString:@"jsoc///"];        NSString *sss = [arr lastObject];        NSDictionary *dic = [self parseJSONStringToNSDictionary:sss];        NSString *result = [dic objectForKey:@"result"];        return YES;    }    return YES;}