title: How do I retrieve Image with Firebase in iOS?
body: <p>I'd like to retrieve image I already did saved with Firebase in iOS.
  I tried to save image url and retrieve url but I can't see image in my application.</p>
  
  <p>this is my code </p>
  
  <pre><code>    listRef.observeEventType(.Value) { (snapshot) in
          self.textcontent = snapshot.value as? String
      }
      //print nil 
      print("textcontent is \(self.textcontent)")
  
  
      if let url = NSURL(string: self.textcontent!) {
          if let data = NSData(contentsOfURL: url) {
              image.image = UIImage(data: data)
          }
  </code></pre>
  
  <p>How do I get there?</p>