title: How to convert Latitude and longitude to float value in swift
body: <p>I have tried the below code :
   but it shows error cannot convert value of type float to expected argument type CLLocation degrees(aka Double)</p>
  
  <pre><code>    let lat = self.mallData.valueForKey("lat") as! Float
      let lon = self.mallData.valueForKey("lon")
  
  
  
      let mapLocation : CLLocationCoordinate2D = CLLocationCoordinate2DMake(lat, lon)
  </code></pre>