title: posting json array to a url
body: <pre><code>-(void)makeSecondRequestWithQuestionID:(NSString*)questionID value:(NSString*)value andArray:(NSArray*)array{
  NSURL * url = [NSURL URLWithString:URL];
  ASIFormDataRequest * request = [ASIFormDataRequest requestWithURL:url];
  [request setPostValue:questionID forKey:@"question_id"];
  [request setPostValue:value forKey:@"value"];
  [request setPostValue:[array JSONRepresentation] forKey:@"array"];
  [request setDelegate:self];
  [request startAsynchronous]; 
  </code></pre>
  
  <p>My value is an array which changes every time an action button is pressed.How to post this array?
  Thanks</p>