title: How to merge two arrays in Swift
body: <p>I have two arrays.</p>
  
  <pre><code>let A = ["91","91","49"]
  let B = ["9989898909","9089890890","9098979896"]
  </code></pre>
  
  <p>I need to merge these arrays and show it in the dropdown as </p>
  
  <p><code>["91 9989898909","91 9089890890","49 9098979896"]</code></p>
  
  <p>How can I get this result using swift.Im newbie to swift,can anyone please help on this.</p>