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摘要： 实现NSURLConnectionDelegate 的代理方法：- (BOOL)connection:(NSURLConnection *)connection canAuthenticateAgainstProtectionSpace:(NSURLProtectionSpace *)protectionSpace { return [protectionSpace.authenticationMethod isEqualToString:NSURLAuthenticationMethodServerTrust];}- (void)connection:(NSURLConnection *). 阅读全文

摘要： 在webView的载入完成委托方法里- (void)webViewDidFinishLoad:(UIWebView *)awebView {NSString *string = [awebView stringByEvaluatingJavaScriptFromString:@"document.getElementById('field_2').value;" ]; NSLog(@"string:%@", string);//这样就得到了field_2控件的value.}当然不必非要在- (void)webViewDidFinishLo 阅读全文