Get UIWebView response header

Question

I have looked into ways to get response header from UIWebview response. This SO question discusses it. But I am unsure if this is allowed by apple. I will have a webview sho

Answer 1

NSCachedURLResponse *resp = [[NSURLCache sharedURLCache] cachedResponseForRequest:webView.request];   
NSLog(@"%@",[(NSHTTPURLResponse*)resp.response allHeaderFields]);

this function sometimes it returns nil, I looked it up, If the file size exceeds 50kb, NSURLConnection does not call storeCachedResponse: forRequest;