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copied!<p>This is the code which work for JSON post request, TouchJSON Framework is used for parsing the JSON, thanks 'schwa'.</p> <pre><code>NSArray *keys = [NSArray arrayWithObjects:@"username", @"password", @"preference", @"uid", nil]; NSArray *objects = [NSArray arrayWithObjects:@"accuser", @"accpass", @"abc_region", @"100", nil]; NSDictionary *theRequestDictionary = [NSDictionary dictionaryWithObjects:objects forKeys:keys]; NSURL *theURL = [NSURL URLWithString:@"http://url.com/request.php"]; NSMutableURLRequest *theRequest = [NSMutableURLRequest requestWithURL:theURL cachePolicy:NSURLRequestReloadIgnoringCacheData timeoutInterval:10.0f]; [theRequest setHTTPMethod:@"POST"]; [theRequest setValue:@"application/json-rpc" forHTTPHeaderField:@"Content-Type"]; NSString *theBodyString = [[CJSONSerializer serializer] serializeDictionary:theRequestDictionary]; NSLog(@"%@", theBodyString); NSData *theBodyData = [theBodyString dataUsingEncoding:NSUTF8StringEncoding]; // NSLog(@"%@", theBodyData); [theRequest setHTTPBody:theBodyData]; NSURLResponse *theResponse = NULL; NSError *theError = NULL; NSData *theResponseData = [NSURLConnection sendSynchronousRequest:theRequest returningResponse:&theResponse error:&theError]; NSString *theResponseString = [[[NSString alloc] initWithData:theResponseData encoding:NSUTF8StringEncoding] autorelease]; NSLog(theResponseString); NSDictionary *theResponseDictionary = [[CJSONDeserializer deserializer] deserialize:theResponseString]; NSLog(@"%@", theResponseDictionary); NSString *theGreeting = [theResponseDictionary objectForKey:@"greeting"]; [self setValue:theGreeting forKey:@"greeting"]; </code></pre>

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